Risky or Not?

A short podcast about everyday risks from germs

  • Episodes
  • About
  • Contact us
  • Subscribe
  • Statistics
  • Merch
  • Search/Tags

DALL·E image text: A person rinses fresh strawberries, raspberries, and blueberries under a modern faucet using a metal strainer. In the background, a sleek electronic fruit-washing gadget sits cracked and broken, unused on the counter. The contrast highlights the simplicity of hand-washing berries compared to the failure of the fancy device.

816. Washing Produce With Just Plain Water

August 27, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of just washing produce in plain water vs. a fancy gizmo.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Garrnish Pesticide Purifier: The Complete Fruit and Vegetable Cleaner – garrnish
  • Pesticide Residue Monitoring Report and Data for FY 2022 | FDA
  • Pesticide Residue Monitoring Program Questions and Answers | FDA
  • Pesticide Residue Monitoring Program Reports and Data | FDA
  • Removal of 16 pesticide residues from strawberries by washing with tap and ozone water, ultrasonic cleaning and boiling | Environmental Monitoring and Assessment
August 27, 2025 /Don Schaffner
Pesticides, Water, Produce

DALL·E image text: A shrimp superhero stands ready for battle, muscular and armored with its shell, wearing a red cape and a glowing radioactive emblem. Green smoke rises from a cracked glowing sphere nearby, casting an eerie glow over the dark city skyline as the shrimp radiates determination and power.

815. Radioactive Shrimp

August 25, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of eating shrimp impacted by the recent recall.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • FDA Advises Public Not to Eat, Sell, or Serve Certain Imported Frozen Shrimp from an Indonesian Firm | FDA
  • Walmart recalls its frozen shrimp in 13 states, citing potential radioactive contamination | PBS News
  • Supporting Document for Guidance Levels for Radionuclides in Domestic and Imported Foods | FDA
  • This fact sheet answers the most frequently asked health questions (FAQs) about cesium
  • MEASUREMENT OF CESIUM‐137 IN FOODSTUFFS
  • The transfer of cesium-137 and strontium-90 from soil to food crops after the Chernobyl accident - ScienceDirect
  • In situ measurement of cesium-137 contamination in fruits from the northern Marshall Islands
  • Cesium-137 | Radiation Emergencies | CDC
  • Caesium-137 - Wikipedia
  • You Can Call Me Al - The Paul Simon Official Site
August 25, 2025 /Don Schaffner
Cesium-137, Shrimp, Radioactivity

DALL·E image text: A packaged Teewurst sausage labeled “Cook to 165°F for regulatory purposes,” “Raw Pork,” and “Spread on a cracker and enjoy raw,” with a photo of the spread on a cracker. The sausage is vacuum-sealed in clear plastic with metal clips at each end.

814. Eating Dane's Raw Teewurst

August 22, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from consuming teewurst that is made from raw meat which says that it must be cooked to 165°F.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • Teawurst
  • Bain-marie - Wikipedia
  • Microbiological risk assessment of viruses in foods Part 1: Food attribution, analytical methods and indicators
  • Hepatitis E - Wikipedia
  • Hepatitis E
  • Hepatitis E Basics | Hepatitis E | CDC
  • Reimar Johne: Microbiology H-index & Awards - Academic Profile | Research.com
  • Teewurst | Local Sausage From Mecklenburg-West Pomerania, Germany | TasteAtlas
  • A long-lasting outbreak of Salmonella Typhimurium U323 associated with several pork products, Denmark, 2010 - PMC
  • A large outbreak of hemolytic uremic syndrome caused by an unusual sorbitol-fermenting strain of Escherichia coli O157:H- - PubMed
  • Behavior of Escherichia coli O157:H7, Listeria monocytogenes, and Salmonella Typhimurium in teewurst, a raw spreadable sausage - ScienceDirect
August 22, 2025 /Don Schaffner
Pork, Teewurst, Sausage, Labeling, Teawurst

DALL·E image text: An older male food microbiology professor in a lab coat stares puzzled at a Boxelder bug on his finger. He wears glasses and has a gray beard. A bottle of maple syrup and a microscope are in the background, adding context to the quirky, scientific setting.

813. Squishing a Bug That Smells Like Maple Syrup

August 20, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from squishing a bug that smells like maple syrup.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Maple syrup smelling bug
  • Boxelder bugs | UMN Extension
  • Heritage Minutes: Wilder Penfield - YouTube
  • Rick Moranis and Dave Thomas | SCTV | Great White North: Canadian Education - YouTube
  • Is Smelling Burnt Toast a Sign That You're Having a Stroke? - HealthyWomen
August 20, 2025 /Don Schaffner
Maple syrup, Insects, Boxelder bug

DALL·E image text: A stack of smooth cedar planks soaks in a stainless steel tub filled with water. In the background, fresh salmon fillets rest on a metal tray, ready for cooking. The warm wood tones contrast with the cool, clean kitchen setting, evoking preparation for cedar plank grilling.

812. Soaking Cedar Planks for Salmon in Room Temperature Water

August 18, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from soaking cedar planks to be used for cooking salmon in water at room temperature.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • 670. Cooking Salmon on Moldy Cedar Planks — Risky or Not?
  • FDA Food Code | FDA
  • Food Code 2022 | FDA
  • Cutting Boards of Plastic and Wood Contaminated Experimentally with Bacteria - ScienceDirect
  • Touch the wood: Antimicrobial properties of wooden and other solid material surfaces differ between dry and moist contamination in public and laboratory exposure - ScienceDirect
  • Florida Chapter_64E_11.pdf
  • Washington State Retail Food Code
August 18, 2025 /Don Schaffner
Salmon, Cedar, Water, Wood

DALL·E image text: A ceramic bowl overflows with ripe, red raspberries, sitting on a sunlit kitchen counter. Soft daylight filters through a nearby window, casting a warm, nostalgic glow. The slightly worn surfaces and muted tones of the background contrast with the vivid freshness of the berries, suggesting they were recently picked and forgotten.

811. Raspberries at Room Temperature for About 28 Hours

August 15, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of leaving raspberries at room temperature for about 28 hours.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

August 15, 2025 /Don Schaffner
Raspberries, Time temperature control for safety food

DALL·E image text: A golden-crusted loaf of sliced white bread sits on a pastel blue countertop in a cheerful 1950s kitchen, surrounded by mint-green tiles, yellow curtains, and red accents, all bathed in soft daylight, creating a warm, nostalgic atmosphere.

810. White Bread

August 13, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from white bread.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Katie Swanson | LinkedIn
  • Evaluation and Definition of Potentially Hazardous Foods
  • Paul Anthony Hall Obituary - Visitation & Funeral Information
  • Merle Pierson | Food Science & Technology | Virginia Tech
  • group fitness instructors — THE WEIGHT CLUB
  • Bacillus spore contamination associated with commercial bread manufacture - ScienceDirect
  • Contamination profiles and characterisation of Bacillus species in wheat bread and raw materials for bread production - ScienceDirect
  • Genetic diversity and involvement in bread spoilage of Bacillus strains isolated from flour and ropy bread | Letters in Applied Microbiology | Oxford Academic
  • Ropiness in Bread—A Re-Emerging Spoilage Phenomenon - PMC
August 13, 2025 /Don Schaffner
Time temperature control for safety food, Bread

DALL·E image text: A woman in a white bathrobe stands in a hotel bathroom, holding a white towel with a large brown stain. She looks shocked and disgusted, her eyes wide and mouth open. The warm-toned bathroom shows a sink, mirror, and a glimpse of the hotel room in the background.

809. Using a Towel With a "Big Brown Streak"

August 11, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from using a towel with a "big brown streak".

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Meaning of word "banger" : r/EnglishLearning
  • fool me once, shame on you; fool me twice, shame on me - Wiktionary, the free dictionary
August 11, 2025 /Don Schaffner
Cross-contamination, Poop, Hotels

Six pieces of assorted sushi sit on a beige kitchen counter. The lighting is dim and moody, suggesting the sushi has been left out overnight. The rolls and nigiri look slightly dried, with a soft focus on the background showing tiled walls and part of a stainless steel utensil holder.

808. Sushi Left on the Counter Overnight

August 08, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating sushi left on the counter overnight.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • sushi - Risky or Not?
  • 594. Expired Sushi in a Unplugged Refrigerator for 7 Hours — Risky or Not?
  • overnight - Risky or Not?
  • Scombroid fish poisoning: Factors influencing the production of histamine in tuna supply chain. A review - ScienceDirect
  • Scombroid Fish Poisoning Associated with Tuna Steaks --- Louisiana and Tennessee, 2006
August 08, 2025 /Don Schaffner
Sushi, Time temperature control for safety food, Histamine

A person pours frozen spinach leaves from a green retail bag into a blender. The spinach appears frosty and leafy, not cubed. The scene is set on a beige countertop with soft lighting, and the person wears a gray T-shirt, focusing attention on the action and the vibrant green ingredients.

807. Eating Raw Frozen Spinach in a Smoothie

August 06, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating raw frozen spinach in a smoothie.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Home - AFFI - American Frozen Food Institute
  • Thermal Inactivation of Listeria monocytogenes and Salmonella during Water and Steam Blanching of Vegetables - ScienceDirect
  • Frozen Food Development Recalls Lidl Branded Chopped Spinach Because of Possible Health Risk | FDA
  • Pictsweet Farms® Frozen Chopped Collard Greens, 14 oz - Harris Teeter
  • Prevalence of Listeria Species and Listeria monocytogenes on Raw Produce Arriving at Frozen Food Manufacturing Facilities - ScienceDirect
  • Frozen spinach recalled for possible listeria contamination | CNN
  • Brittany Magdovitz | LinkedIn


August 06, 2025 /Don Schaffner
Spinach, Frozen food, Blanching, Listeria

A sealed bag of chargrilled cooked chicken sits upright against a neutral background. One chicken piece is stuck in the top seam, with the exposed end unusually blue. The packaging features clear plastic with bold blue labels reading “COOKED CHICKEN” and “CHARGRILLED 60g,” showing grilled chicken pieces inside.

806. Chicken From a Bag With Chicken in the Seam

August 04, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating cooked chicken from a bag where one piece of chicken was caught in the bag seam.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Sainsbury's Chargrilled 60g | Sainsbury's
  • Miles Davis famously said "It's not the notes you play, it's the notes you don't play." Who are some bassists that excel at judiciously choosing their notes? : r/Bass


August 04, 2025 /Don Schaffner
Chicken, Sealing, Cross-contamination

Instagram screenshot

805. Mamma Birding (Chewing Food for Other People)

August 01, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of eating food someone else has chewed and sent through the mail to you.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • Instagram
  • yuck someone's yum - Wiktionary, the free dictionary
  • Nathan For You - Dumb Starbucks - Open for Business - YouTube
  • Dumb Starbucks - Wikipedia
  • What Happened To Stephanie Matto After 90 Day Fiancé: Before The 90 Days Season 4?
  • Stephanie Matto - IMDb
August 01, 2025 /Don Schaffner
Cross-contamination, Chewing, Time temperature control for safety food

A frazzled Canadian food microbiologist stands on a beach house deck, clutching raw burger patties and staring in panic at a grill. Behind him, his relaxed family enjoys the seaside view. A cooler and beach towels add to the vacation setting, contrasting his anxiety over a missing meat thermometer.

804. Ben's Missing Thermometer

July 30, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating a beef hamburger cooked by Professor Ben without a thermometer.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Jersey Shore (TV series) - Wikipedia
  • Jersey Shore - Wikipedia
  • Bald Head Island NC
  • Waterproof Pocket Digital Thermometer PDT300 from Comark
  • 83. Cannibal or Tiger Meat Sandwiches — Risky or Not?
  • Seinfeld - The Car Reservation - YouTube
  • ThermoWorks | Professional Thermometers & Temperature Tools
July 30, 2025 /Don Schaffner
Hamburger, Thermometer, E. coli O157:H7

A man walks through a sunlit airport terminal holding a vintage suitcase that's popped open. A full wheel of Saint-Nectaire cheese is slipping out, partially exposed. He appears unaware, continuing forward casually. The scene blends travel routine with unexpected humor, set against a backdrop of windows and lounge seating.

803. Unpasteurized Suitcase Saint Nectaire Cheese

July 28, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of transporting unpasteurized Saint Nectaire Cheese from France to Canada

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • Saint Nectaire
  • River Cruises - European, Asian, Mississippi & Nile Cruises | Viking®
  • Home - Kinderdijk
  • Dunning–Kruger effect - Wikipedia
  • 729. Eating Raw Milk Gouda Cheese in an Unregulated Brazilian Facility — Risky or Not?
  • Escherichia coli O121 outbreak associated with raw milk Gouda-like cheese in British Columbia, Canada, 2018 - PMC
  • Enumeration of Escherichia coli O157 in Outbreak-Associated Gouda Cheese Made with Raw Milk - ScienceDirect
  • pH and aw Saint-Nectaire
July 28, 2025 /Don Schaffner
Cheese, Raw milk, pH, Water activity, Time temperature control for safety food

Rachaels actual jar

802. Sealed Jar With Sauce on the Rim and No Pop

July 25, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of consuming food from a sealed jar that has dried sauce on the rim and might not have had the safety button down.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • Eat or Toss? Is it OK to eat?
  • Canadian Pronunciation of Pasta Explained | TikTok
  • Not Just Creamy Basil Pasta Sauce (Limited Edition) – NotJustCo.
  • Fresh Produce & Groceries Ready To Deliver | Misfits Market
  • Food Tampering, An Extra Ounce of Caution | FDA
  • Button lids
  • The Complete Guide to Safety Button Lid Jars: Uses, Benefits, and Best – KimEcopak
July 25, 2025 /Don Schaffner
Canned food, Safety button, Vacuum seal

“Figure” from Deep States original message

801. Letting Your Drunk Partner Cook Raw Chicken While You Prepare a Fresh Salad in a Small Kitchen

July 23, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of preparing a salad in a small kitchen while your drunk partner cooks raw chicken.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • About Campylobacter infection | Campylobacter | CDC
  • Salmonella Infection | Salmonella Infection | CDC
  • Chicken and Food Poisoning | Food Safety | CDC
July 23, 2025 /Don Schaffner
Cross-contamination, Drunk, Chicken, Salad

The actual photo of the soup in question

800. Linda's Vichyssoise

July 21, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from consuming a very old swollen can of soup linked to a company that caused a botulism outbreak in 1971.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • Marvin Tung Student Case Competition | CIFST
  • Marvin Tung - UBC Library Open Collections
  • Spoilage of Canned Foods - Food Microbiology: Principles into Practice - Wiley Online Library
  • Tainted Soup Laid to Poor Heating - The New York Times
  • Bon Vivant Voluntarily Recalls All Vichyssoise From Dealers - The New York Times
  • Botulism Information | County of Monterey, CA
July 21, 2025 /Don Schaffner
Vichyssoise, Botulism, Swollen can, Canned food

This image shows a refrigerator shelf with four labeled bottles of breast milk and three sealed storage bags neatly stacked. The containers are marked with volume measurements, and a breast pump part is placed nearby. The scene is clean, organized, and well-lit, emphasizing safe and tidy milk storage.

799. Combining Breastmilk Collected in Shells Over Three Days to Feed a Healthy Infant

July 18, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of collecting breastmilk in shells over three days to feed to a healthy infant.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Milk Collection Breast Shells | Medela
  • Breast Milk Storage Questions and Answers | Breastfeeding | CDC
  • CDC Storage and Preparation of Breast Milk
  • April Fogleman | Food, Bioprocessing and Nutrition Sciences
July 18, 2025 /Don Schaffner
Breastmilk, Breast shells, Cross-contamination

A man in a white fencing jacket stands in a warm, wood-toned kitchen making pancakes. He holds a spatula in one hand and a proper épée with a large bell guard in the other. A plate of pancakes and jars of sourdough starter sit on the counter beside him.

798. Dave's Pancakes From Old Sourdough Leftovers

July 16, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of making pancakes from old sourdough leftovers.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Home | Cornell Fencing
  • Épée - Wikipedia
  • sourdough - Risky or Not?
  • What is sourdough? An in-depth guide to sourdough technology for bakers - My German Table
  • The pH Of Sourdough Bread: The Significance of Acidity - Busby's
  • Effect of Staphylococcus aureus Contamination on the Microbial Diversity and Metabolites in Wholewheat Sourdough - PMC


July 16, 2025 /Don Schaffner
Sourdough, Pancakes, Leftovers

A Canadian man in a red maple leaf cap slyly slips two plastic forks, tines down, into his jeans pocket inside a colorful Mexican chain restaurant. He looks around nervously, framed by a neon cactus sign and a bright menu board in the background.

797. Ben's Pants Pocket Forks

July 14, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of putting plastic forks in your pants pocket for later use.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Chipotle — Order Now
  • DOUBLE DOUBLE – Tim Hortons
  • Double-double - Wikipedia
  • Menu - In-N-Out Burger
  • Stroopwafel - Wikipedia
  • Best fries in Amsterdam? : r/Amsterdam
  • Michael Stipe - Wikipedia
July 14, 2025 /Don Schaffner
Cross-contamination, Forks, Pockets
  • Newer
  • Older

Powered by Squarespace