Risky or Not?

A short podcast about everyday risks from germs

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A young man crouches on an astroturf field, licking a fake cupcake placed inside a chocolate-sprinkled inflatable donut. His eyes are closed, and he appears focused on the playful act. The scene is brightly lit, with the vibrant colors of the donut and cupcake contrasting the green synthetic grass.

789. Licking a Fake Cupcake That Has Been Repeatedly Tossed Into an Inflatable Donut on an Astroturf Field

June 25, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from licking a fake cupcake that has been repeatedly tossed into an inflatable donut on an astroturf field.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Max Changes Name Back to HBO Max
  • High Point Rockers | Baseball Team
  • 686. Eating an Egg Fried on Astroturf โ€” Risky or Not?
  • "TOXIC TURF" โ€” Safe Healthy Playing Fields
  • Toxicity/Carcinogens โ€” Safe Healthy Playing Fields
  • Keyboard Maestro 11.0.4: Work Faster with Macros for macOS
  • Make A Date for Keyboard Maestro - BrettTerpstra.com
  • Liars - Saturday Night Live - YouTube
  • In My Mind on X: "โ€œMmmโ€ฆ. Donuts.โ€ - Homer Simpson https://t.co/MTIO4S4woE" / X


June 25, 2025 /Don Schaffner
Cross-contamination, Cupcake, Astroturf

Actual image from Reddit post.

788. 5-Year-Old Homemade Vanilla Extract From Reddit

June 23, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of consuming 5-year-old homemade vanilla extract as shown on reddit.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Forgot I made this vanilla extract 5 years ago. Still good? : r/Baking
  • Mold on Vanilla Beans - Moldy Vanilla or Bean Crystals Vanillin Crystals? | Madagascar Vanilla Company
  • How To Say Vanillin - YouTube
  • Control of food spoilage fungi by ethanol - ScienceDirect
  • How to Make Vanilla Extract from Vanilla Beans (Homemade Vanilla) โ€“ Vanilla Bean Kings
June 23, 2025 /Don Schaffner
Vanilla extract, Homemade, Mold, Reddit

A square image shows an opened glass jar of mayonnaise sitting on a wooden pantry shelf. The mayo appears discolored and crusty around the rim, suggesting spoilage. The dim lighting and aged wood add to the sense of neglect and food safety concern.

787. Mayonnaise From a Recently Opened Jar Kept in a Cabinet Less Than a Week

June 20, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from a jar of mayonnaise that was opened and then accidentally left at room temperature for less than a week

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Microbiological Safety of Mayonnaise, Salad Dressings, and Sauces Produced in the United States: A Review - ScienceDirect
  • Review: Fate of pathogens in home-made mayonnaise and related products - ScienceDirect
  • An Assessment of Escherichia coli O157:H7 Contamination Risks in Commercial Mayonnaise from Pasteurized Eggs and Environmental Sources, and Behavior in Low-pH Dressings - ScienceDirect
  • A Review of Temperature, pH, and Other Factors that Influence the Survival of Salmonella in Mayonnaise and Other Raw Egg Products
  • Models for the Inactivation of Foodborne Pathogens in Salad Dressing from Challenge Studies - ScienceDirect
  • Mayonnaise - an overview | ScienceDirect Topics
  • Independent Writer, Speaker, and Broadcaster - Merlin Mann


June 20, 2025 /Don Schaffner
Mayonnaise, Time temperature control for safety food

A grimy, yellowed salad spinner sits on a worn wooden surface. Its translucent plastic walls are stained with residue and dirt, suggesting years of use without proper cleaning. The lid and handle are similarly discolored, giving the entire object a neglected, unhygienic appearance.

786. Never Washing the Salad Spinner

June 18, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from never washing your salad spinner with soap and water.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • What are Pencil Crayons? | Answered | K-5 Teaching Resources
  • Biosafety Challenges for the Food Microbiology Laboratory - Montville - 2012 - Journal of Food Safety - Wiley Online Library
  • Federal Indifference to Laboratory-Acquired Infections
  • 230. Un-cleanable Salad Spinners โ€” Risky or Not?
  • Performance of a manually operated salad spinner centrifuge for serum separation in the healthy domestic horse (Equus caballus) and southern white rhinoceros (Ceratotherium simum) - Cassady - 2023 - Veterinary Clinical Pathology - Wiley Online Library
  • Observations of Consumer Salad Preparation


June 18, 2025 /Don Schaffner
Cross-contamination, Salad spinner, Soap, Washing

A man with wavy hair and a beard eats fried chicken at a wooden table in a repurposed restroom. Behind him are visible urinals and a toilet, set against retro green tile walls. The scene is warmly lit, blending quirky discomfort with a casual, oddly content dining atmosphere.

785. Fried Chicken From a Old Public Restroom in a State Park

June 16, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating fried chicken from a from a public restroom in a state park that has been converted into a restaurant.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Belle Isle - The Chicken Coupe
  • Instagram - Chicken Coupe 1
  • Instagram - Chicken Coupe 2
  • Shared album - Dante Vozza - Google Photos - old
  • Shared album - Dante Vozza - Google Photos - new
  • N.C. Department of Health & Human Services Division of Public Health / Environmental Health Section / Plan Review Unit Food Establishment Plan Review Application
  • Chicken Coupe Chicken & Waffles | Detroit Restaurant Inspections
  • Violation Types | Washtenaw County, MI - Official Website
June 16, 2025 /Don Schaffner
Chicken, Restroom, Plan review

A bunch of ripe red grapes hangs from a vine twisted through a chain-link fence. Behind it, a foggy graveyard lies near the intersection of two busy highways. Blurred headlights and drifting smoke from traffic lend an eerie, polluted atmosphere to the otherwise quiet, somber scene.

784. Eating Major Intersection Grapes

June 13, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from grapes grown at the intersection of two 4 lane highways.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Risks Assessment of Heavy Metal Pollution in Roadside Soil and Vegetation of National Highway Crossing through Industrial Area | Environmental Processes
  • Effect of a Highway's Traffic on the Level of Lead and Cadmium in Fruits and Vegetables Grown Along the Roadsides - Igwegbe - 1992 - Journal of Food Safety - Wiley Online Library
  • Lead in soils and plants: its relation to traffic volume and proximity to highways | Environmental Science & Technology
  • Contamination of agricultural soil by urban and peri-urban highways: An overlooked priority? - ScienceDirect
  • Risks Assessment of Heavy Metal Pollution in Roadside Soil and Vegetation of National Highway Crossing through Industrial Area | Environmental Processes
  • Captured Water, Carbon Dioxide From Car Exhaust Could Help Grow Food โ€“ Texas A&M Stories
  • I live right off of a busy freeway - it safe to consume garden produce? : r/UrbanGardening
  • How Safe is it, Really, to Eat Food Grown in an Urban Garden? - Modern Farmer
  • Chemical Contamination Pathways and the Food Safety Implications along the Various Stages of Food Production: A Review - PMC
June 13, 2025 /Don Schaffner
Grapes, Toxicology, Cross-contamination, Heavy metals

A large, square glass jar of chimichurri sits on a kitchen counter. The contents appear separated and discolored, with dark settling at the bottom and faded herbs suspended in oil. The lid is rusted and stained, suggesting the sauce has been sitting out far too long.

783. Homemade Chimichurri Left at Room Temperature for Months

June 11, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating homemade chimichurri left at room temperature for months.

Dr. Don - risky โ˜ฃ๏ธ
Professor Ben - risky โ˜ฃ๏ธ

  • FPT Nummer et al
  • Kimchi - Wikipedia
  • Chimichanga - Wikipedia
  • Modelling the pH of mayonnaise by the ratio of egg to vinegar - ScienceDirect
June 11, 2025 /Don Schaffner
Chimichurri, Botulism, Garlic in oil

A smiling man in a vibrant Hawaiian shirt sits at a wooden table, ready to eat a medium-rare steak. The steak is perfectly seared, pink in the center, and served with fries. Warm lighting and a simple background highlight the casual, relaxed dining moment.

782. Mechanically Tenderized Beef, Medium Rare

June 09, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of eating mechanically tenderize steak medium rare. You might want to listen to the end, no really all the way.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Mechanically Tenderized Beef | Food Safety and Inspection Service
  • 778. Out of Date Simpson's Ham โ€” Risky or Not?
  • Assessment of Risk Communication about Undercooked Hamburgers by Restaurant Servers - PubMed
  • Thermal Inactivation of Escherichia coli O157:H7 in Blade-Tenderized Beef Steaks Cooked on a Commercial Open-Flame Gas Grill - ScienceDirect
  • ScienceDirect.com | Science, health and medical journals, full text articles and books.
  • Beef Retailers Now Labeling Mechanically Tenderized Beef | Home
  • 2010 Food code Issue III 010 attachment
  • Consumer Response to Mechanically Tenderized Beef (MTB) and MTB Labels: An Exploratory Focus Group Study - ScienceDirect
  • Outbreak of Escherichia coli O157:H7 Infections Linked to Mechanically Tenderized Beef and the Largest Beef Recall in Canada, 2012 - ScienceDirect

And here are two articles that Don found later.

  • Findings of the Health Risk Assessment of Escherichia coli 0157 in Mechanically Tenderized Beef Products in Canada
  • Comparative Risk Assessment for Intact (Non-Tenderized) and Non-Intact (Tenderized) Beef: Technical Report


June 09, 2025 /Don Schaffner
Mechanically tenderized beef, E. coli O157:H7

Image from zdf.de

781. Dubai Chocolate

June 06, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from homemade Dubai chocolate.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Dubai chocolate - Wikipedia
  • Kadayif - Wikipedia
  • Tahini - Wikipedia
  • Filofax โ€“ Filofax US
  • (PDF) Moisture adsorption characteristics of pistachio nut cream: A new food product
  • How to Make Pistachio Cream at Home - YouTube
  • MOISTURE ADSORPTION CHARACTERISTICS OF PISTACHIO NUT CREAM: A NEW FOOD PRODUCT - ProQuest
  • Knafeh - Wikipedia
  • Tests at Dubai chocolates expose consumer deception - ZDFheute
  • Dubai chocolate: What's behind the social media trend - ZDFheute


June 06, 2025 /Don Schaffner

A worried Canadian familyโ€”father with curly hair and beard, mother with long blonde hair, an older redheaded son, and a younger blonde son with a mulletโ€”sits at a tropical restaurant table playing cards. A stern Gambling Police officer, badge and notebook in hand, writes a ticket as palm trees sway in the background.

780. Playing Games at a Table in a Restaurant

June 04, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from playing games at a table in a restaurant.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Peg solitaire - Wikipedia
  • Restaurant and Staff Characteristics Related to Practices that Could Contribute to Cross-Contamination - ScienceDirect
  • Surprising Hawaii Law Shuts Down Familyโ€™s Vacation Tradition - Beat of Hawaii


June 04, 2025 /Don Schaffner
Restaurant, Cross-contamination, Games

Image from cartoon.

779. Eating Canned Beans From WWII in 2006

June 02, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating canned beans from WWII in 2006 as shown on The Simpsons.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Beastie Boys โ€“ Johnny Ryall Lyrics | Genius Lyrics
  • Gregory Koch: "Eating canned beans from World War II in 2006, when this episode first aired.... #RiskyOrNot @benchapmanncsu.bsky.social @bugcounter.bsky.social" โ€” Bluesky
  • Eating 80 year old food Rations! sealed since WW2! What's inside? - YouTube
  • We Ate 100-Year-Old Food from Every War! - YouTube
  • 643. Drinking an Unknown Liquid Found in a Bottle at Sea โ€” Risky or Not?
  • The Canning Process; Old Preservation Technique Goes Modern" by Blumenthal, Dale - FDA Consumer, Vol. 24, Issue 7, September 1990 | Online Research Library: Questia Reader
  • Consumer Brands Association - Wikipedia
  • Dennis Heldman Obituary - Columbus, OH


June 02, 2025 /Don Schaffner
Canned food, Beans, Shelf-life

Screen capture from cartoon.

778. Out of Date Simpson's Ham

May 30, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating out of date ham as depicted on the Simpsons.

Dr. Don - risky โ˜ฃ๏ธ
Professor Ben - risky โ˜ฃ๏ธ

  • Arc - Robot or Not? #310 - The Incomparable
  • Gregory Koch: "This episode aired on February 10, 1994, so assuming that's the date this is set .... Eating processed ham that expired five years ago - #RiskyOrNot? @benchapmanncsu.bsky.social @bugcounter.bsky.social" โ€” Bluesky
  • Amazon.com: North Carolina Mountain Cured Country Ham Trimmings 5-4 Oz. Packs : Grocery & Gourmet Food
  • Hams and Food Safety | Food Safety and Inspection Service


May 30, 2025 /Don Schaffner
Ham, Shelf-life

Actual image from Facebook.

777. Eating Deviled Eggs Made From Home-Canned, Split Open Hard-Boiled Eggs

May 28, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating deviled eggs made from home-canned, split open hard-boiled eggs,

Dr. Don - risky โ˜ฃ๏ธ
Professor Ben - risky โ˜ฃ๏ธ

  • Canning Rebels | Hard boiled egg experiment | Facebook
  • Text of "GREEN EGGS AND HAM" (by Doctor Seuss)
  • Green Eggs and Ham - Google Books
  • Food Safety Talk 319: I'm Feeling Botchy Today โ€” Food Safety Talk
  • Pickled Eggs - National Center for Home Food Preservation
  • Why do Eggs Turn Green When Cooked? | Incredible Egg
  • Full article: Investigation of a type C/D botulism outbreak in free-range laying hens in France
  • Challenge studies with Listeria monocytogenes and proteolytic Clostridium botulinum in hard-boiled eggs packaged under modified atmospheres - ScienceDirect
  • Pressure Canning Whole Eggs for the pantry! *NOT a G0v+ approved method #storingeggs #preservingeggs - YouTube
  • Foodborne Botulism From Eating Home-Pickled Eggs --- Illinois, 1997
  • Freezing Eggs - National Center for Home Food Preservation
May 28, 2025 /Don Schaffner
Eggs, Home canning, Botulism

This image shows a half-eaten chocolate bar resting in its wrapper on a dusty desk, revealing layers of nougat, caramel, and peanuts. Several ants are crawling nearby, attracted to the sweet, decaying treat that has clearly been sitting for years. The scene feels old and forgotten.

776. Eating a Half Eaten Candy Bar After the Pandemic

May 26, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating a half eaten candy bar left on a desk during the COVID-19 pandemic

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Names for soft drinks in the United States - Wikipedia
  • One-in-a-Million Pizza Fan โ€“ Bedtime Math
  • Ants Eating Choco Heart Cookie - YouTube
  • Time Lapse Ants Eating Heart Candy (ants vs candy timelapse) - YouTube
  • A study on the potential of ants to act as vectors of foodborne pathogens - PMC
  • New chat
  • DO NOT IGNORE THOSE BIG BLACK ANTS
May 26, 2025 /Don Schaffner
Candy, Ants, Cross-contamination

A clear glass holds partially melted ice water with a single penny resting atop the remaining ice. The ice forms a cloudy disk floating above the water line. The background is a neutral surface, emphasizing the simple, almost scientific feel of the composition.

775. Coin in Cup for Freezer Safety After Power Outages

May 23, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from using the coin in cup for freezer safety tip after power outages.

Dr. Don - risky โ˜ฃ๏ธ
Professor Ben - risky โ˜ฃ๏ธ

  • Food Safety After a Storm | N.C. Cooperative Extension
  • Does a Coin in a Cup of Ice Accurately Tell You If Your Freezer Lost Power? | Snopes.com
  • Why Are People Putting A Cup Of Ice With A Coin On Top In Their Freezer?
  • Temperature & Humidity | Lascar Electronics
  • Amazon.com: tempi.fi Wireless Temperature and Humidity Sensor - Developed in The USA - 24/7 Data Logger with Alarm โ€“ Bluetooth Smart Thermometer and Hygrometer - Bluetooth Only - Not WiFi : Industrial & Scientific


May 23, 2025 /Don Schaffner
Freezer, Time temperature control for safety food, Power outage

A smiling man with curly hair, a beard, and glasses wears an orange turtleneck sweater. He holds a clear container filled with candied lemon peels. The background is a soft beige, giving the image a warm, cozy feel. The man appears cheerful and relaxed.

774. Room Temperature Candied Lemon Peels

May 21, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from storing candied lemon peels at room temperature.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • Candied Lemon Peel Recipe
  • Water Activity (aw) in Foods | FDA
  • 400. Simple Syrup Stored at Room Temperature โ€” Risky or Not?
  • Suntree Natural Foods Marketplace | Port Hopeโ€™s go-to for food that is local, health-conscious and delicious
  • Wine Spirits Beer | LCBO
May 21, 2025 /Don Schaffner
Water activity, Lemon, pH, Sugar

A grimy single-cup coffee maker sits on a speckled countertop, heavily stained with rust and old coffee residue. The machine looks neglected and unclean. A filthy, streaked paper cup rests on the drip tray, emphasizing the unhygienic condition. The setting evokes discomfort, like a poorly maintained hotel room.

773. Single Cup Hotel Coffee Makers

May 19, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from using hotel single cup coffee makers.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • assuming that everything in a hotel room has at... | kung fu grippe
  • Keurigยฎ K-Miniยฎ Single Serve Coffee Maker | Keurig Canada
  • My brewer has internal temperature control. What are the brew temperature ranges? | Knowledge Article
May 19, 2025 /Don Schaffner
Coffee, Cross-contamination

A person in a brown shirt carefully sweeps spilled flour from a countertop into a ceramic bowl using a wooden brush, intending to save it for later. The scene is warmly lit and focused on the hands and tools.

772. Reusing Bench Flour

May 16, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from reusing bench flour.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • 214. Having a Romantic Flour Fight โ€” Risky or Not?
  • Simple Sourdough Pizza Crust: Step-by-Step Guide | Alexandra's Kitchen
  • food safety - What should I do with my leftover bench flour? - Seasoned Advice
May 16, 2025 /Don Schaffner
Flour, E. coli O157:H7

A greasy cook licks his fingers while holding a steak over a grill. He wears a stained apron and chefโ€™s hat. A young girl with long black hair looks on in horror, her mouth open in shock. The kitchen appears grimy, with a burger on a shelf in the background.

771. Eating Steaks Flipped With Licked Bare Hands

May 14, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating steaks flipped by someone who has licked their bare hands before flipping.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • 327. Chicken Soup Unrefrigerated for More Than 6 Hours โ€” Risky or Not?
  • 342. Bedroom Pasta โ€” Risky or Not?
  • 316. Using Cups to Scoop Water Out of a Shared Bowl โ€” Risky or Not?
May 14, 2025 /Don Schaffner
Cross-contamination, Norovirus

DALLยทE image text: A concerned woman holds a glass of milk in front of FDA headquarters. Behind her, a somber line of employees exits the building, each wearing a sign that says "FIRED." The scene conveys unease, suggesting turmoil at the agency and possible implications for food safety or public trust.

770. Consuming Dairy Products Given Cuts to FDA

May 12, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of consuming dairy products given recent cuts to FDA.

Dr. Don - not risky ๐Ÿ‘๐Ÿผ
Professor Ben - not risky ๐Ÿ‘๐Ÿผ

  • US FDA suspends milk quality tests amid workforce cuts | Reuters
  • NC milk is still being tested. FDA program suspension info | Charlotte Observer
  • Explainer: How does US food safety work, and what cuts has Trump made? | Reuters
  • Brian Schaneberg Post | LinkedIn
  • Rigorous Milk and Dairy Safety Testing Continues - IDFA
  • FDA Grade โ€œAโ€ Milk Testing Is Coming Backโ€”Hereโ€™s What You Need To Know
May 12, 2025 /Don Schaffner
FDA, Dairy, DOGE cuts, Trump
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