This collection of documents from University Extension offices nationwide provides overviews of food safety. 

Research on food preservation is ongoing – recommendations may have changed since the release of some documents. Please refer to the National Center for Home Food Preservation for the most current recommendations.

Scroll down to see the collection of publications on the following topics: General Overview, Clean & Safe, Foodborne Illness, Cooking Safely, Produce, Food Storage, Meat & Fish, Eggs, Raw Milk, Emergency Preparedness, Power Outages.

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Overview

• Advice about Vinegar, Penn State University Extension, Articles, 2020
• Avoid Open Kettle Canning: Always Process Canned Goods, Penn State University Extension, 2020
• Basic Holiday Food Safety, North Carolina State University Extension
• Canning Bread or Cake is Unsafe!, Utah State University Cooperative Extension, Publication 008, 2007
• Canning Foods Safely, North Carolina State University Extension
• Canning Gauges - important announcement, Utah State University Cooperative Extension, Publication 003, 2006
• Changes and Substitutions to Approved Home Food Processing Recipes, University of Wisconsin-Madison Extension
• Cocktails: Mix Them Safe, Colorado State University Extension
• Food Acidity and Safety, Utah State University Cooperative Extension, FN/Food Safely/2008-01, 2008
• Food Gifts, North Carolina State University Extension
• Infused Water Safety Tips, North Carolina State University Extension
• Keep Your Food From Spoiling, UC Master Food Preserver Program, 2019
• Kitchen Companion: Your Safe Food Handbook, United States Department of Agriculture, 2008
• Setting the Record Straight on Canning Breads and Cakes, Penn State University Extension, Articles, 2015
• Food Safety Tips, UC Master Food Preserver Program, 2019
• Utah Home Food Preservation Update, Utah State University Cooperative Extension, Publication 007, 2007
• Food Safety and the Microwave, Utah State University Cooperative Extension, FN-250.4, 1995
• Using Preserved Food Safely, Oregon State University Extension Service, SP 50-494, 2014
• Frequently Asked Food Safety Questions, Utah State University Cooperative Extension, Publication FN-250, 1993
• Food Safety Questions and Answers, Penn State University Extension, Articles, 2017
• Holiday Gatherings and Potluck, North Carolina State University Extension
• Is My Sealed Jar Safe?, Penn State University Extension, Articles, 2020
• Keeping Foods Safe At Home, Clemson University Cooperative Extension, Fact Sheet HGIC 3409, 2020
• Kitchen Safety When Preserving Food, Penn State University Extension, Articles, 2019
• Pectin Facts, Oregon State University Extension Service, SP 50-808, 2020
• Safety of Canned Food that Freezes, Oregon State University Extension Service, SP 50-695, 2013
• Use Tested Recipes to Preserve Food, Penn State University Extension, Articles, 2018
• What is pH?, Clemson University Cooperative Extension
• Where Do You Find Safe, Reliable Canning Recipes?, Clemson University Cooperative Extension
• Why Add Lemon Juice to Tomatoes and Salsa Before Canning?, North Dakota State University Extension Service, FN 1396, 2018
• Why Mason-type Canning Jars, Clemson University Cooperative Extension
• Why Old Time Recipes Can't Be Used for Canning, Clemson University Cooperative Extension

Clean & Safe

• A Clean and Safe Kitchen - Staying Healthy, University of Georgia Cooperative Extension Service, Publication #FDNS-E-89-24, 2013
• Clean Hands Save Lives!, Center for Disease Control
• Cleaning & Sanitizing the Kitchen: Using inexpensive household food-safe products, Ohio State University OARDC Extension,2010
• Follow Good Food Safety Practices When Preserving Food - Banish Bacteria, Penn State University Extension, Articles, 2018
• Food Safety for Mature Adults, University of Georgia Cooperative Extension Service, Publication #FDNS-E-89-49, 2013
• Handwashing, University of California Davis Food Safety, 2020
• It's Time for a Clean Sweep, Your Refrigerator Will Thank You, Clemson University Cooperative Extension, Hot Topic, 2018
• Pantry Pests, University of California Agriculture and Natural Resources Publication 7452, 2002
• Safe Kitchen Rules, Utah State University Cooperative Extension, Publication FN-250.5
• You Have the Power to Fight BAC!, Utah State University Extension EFNEP

Foodborne Illness

• Botulism, Colorado State University Extension, Fact Sheet 9.305, 2012
• Foodborne Illness Related to Seafood, Clemson University Cooperative Extension, Fact Sheet HGIC 3660, 2020
• Food Safety: Foodborne Germs and Illnesses, Center for Disease Control, 2020
• Food Safety Tips for At Risk Populations, Oregon State University Extension Service, SP 50-872, 2020
• Food Safety & Preservation: It Must Have Been Something I Ate!, Oregon State University Extension Service, SP 50-784, 2013
• Ask A Specialist: How Do I Keep My Family From Getting Sick From Food Poisoning?, Utah State University Extension
• Reusable Grocery Bags: Avoiding Foodborne Illness, Colorado State University Extension
• Revisiting Botulism, Clemson University Cooperative Extension
• Safety While Canning: How to Protect Yourself from Botulism, Washington State University Extension
• Sick From Eating Food? Symptoms? Who and When to Report, University of Minnesota Extension, 2018
• Spices Linked to Salmonella Contamination, University of Minnesota Extension, 2018
• The Long-Term Health Outcomes of Selected Foodborne Pathogens, Center for Foodborne Illness, 2009
• The Spoilers, Penn State University Extension, Articles, 2020
• What Are the Risks in Foods and What Can You Do About Them?, Utah State University Cooperative Extension, Publication FN-250.3, 1995
• What is Botulism?, Penn State University Extension, Articles, 2019
• What's got you sick? Viruses vs Bacteria, University of Wisconsin-Madison Extension
• You Can Prevent Foodborne Illness, Pacific Northwest Extension, PNW0250, 2009

Cooking Safely

• Cooking for Large Groups, North Carolina State University Extension
• Crockpot and Slow Cooker Food Safety, Colorado State University Extension, 2013
• Food Thermometers: How to Use Them and Check Their Accuracy, University of Minnesota Extension, 2018
• How to Use and Calibrate Your Food Thermometer, University of Maryland Extension, FS 1092, 2019
• Preparing Food For A Crowd, Clemson University Cooperative Extension, Fact Sheet HGIC 3540, 1999
• Using a Food Thermometer, University of Georgia Extension, 2020

Food Storage

• 7 Factors That Prolong Your Food Storage Supply, Utah State University Extension, 2015
• Cost of Preserving and Storing Food, Colorado State University Extension, Fact Sheet 8.704, 2008
• Cupboard Storage Times, Kansas State University Cooperative Extension Service, L-806, 1990
• Dates on Food Products, Oregon State University Extension Service, SP 50-877, 2013
• Food Product Dating and Storage Times, University of Arizona Cooperative Extension, 2015
• Food Storage for Safety and Quality, University of Georgia Cooperative Extension, 2011
• Food Storage in the Home: Reducing Waste and Maintaining the Quality of Stored Food, Utah State University Extension, Publication FN 502, 1995
• Foods That Do Not Freeze Well, Oregon State University Extension Service, SP 50-766, 2013
• Freezer Inventory, University of Minnesota Extension, 2014
• Frozen Food Storage Guide, Oregon State University Extension Service, SP 50-711, 2013
• Harvest and Storage of Vegetables and Fruits, Utah State University Extension, Publication FN/FoodPreparation/2015-02pr, 2015
• Harvesting and Storing Pumpkin and Winter Squash, Penn State University Extension, Articles, 2019
• Hazardous Food Preservation and Storage Advice, Utah State University Cooperative Extension, Publication FN/Food Safety/2008-09, 2008
• Holiday Leftovers, Penn State University Extension, Articles, 2018
• Keeping Food Cool During Camping, Utah State University Extension, Publication FN/FS-250.11, 2002
• Label Date Marks: Quality or Food Safety?, Penn State University Extension, Articles, 2018
• Latest Research: Food Label Confusion Leads to Food Waste, University of Wisconsin-Madison Extension
• Leftovers, Clemson University Cooperative Extension, Fact Sheet HGIC 3606, 2016
• Melons, Michigan State University Extension, Extension Bulletin E3250, 2015
• Reduce Your Food Waste, Penn State University Extension, Articles, 2016
• Reducing Food Waste with Food Safety in Mind, Penn State University Extension, Code EE0193, 2017
• Refrigerator? Counter Top? Where does fresh fruit go?, University of Minnesota Extension, 2018
• Safety of Stored Foods, Clemson University Cooperative Extension, Fact Sheet HGIC 3520, 2020
• Shelf Life, Storage and Can Codes, United States Department of Agriculture
• Storage Guidelines for Home Preserved Foods, Penn State University Extension, Articles, 2019
• Storing Food for Safety and Quality, Pacific Northwest Extension, PNW 612, 2009
• Traveling with Food, Clemson University Cooperative Extension, Fact Sheet HGIC 3601, 2017
• Unacceptable Food Storage Containers, Penn State University Extension, Articles, 2018
• What to do with All Those Greens?, Clemson University Cooperative Extension, Hot Topic, 2018

Emergency Preparedness

• Preparing an Emergency Food Supply, Long Term Food Storage, University of Georgia, 2017
• Food and Water Safety During Power Outages and Floods, United States Department of Agriculture 

Power Outages

• Food and Water Safety During Power Outages and Floods, United States Food and Drug Administration, 2020
• Freezer Food, UC Master Food Preserver Program, 2020
• Keep Food Save When the Power Goes Out!, Penn State University Extension, Code UK065, 2018
• If Your Home Freezer Stops, Oregon State University Extension Service, SP 50-470, 2013
• Power is off: Is the Food Still Safe?, Washington State University
• Preparing for Power Outage, North Carolina State University Extension
• Recovering from a Power Outage: Frozen and Refrigerated Food, North Carolina State University Extension
• Refrigerated Food, UC Master Food Preserver Program, 2020
• What to do if the Freezer Stops, University of Georgia Cooperative Extension Service, 2011
• When the Power Goes Off, Clemson University Cooperative Extension

Produce

• The Food Safety of Sprouts, Clemson University Cooperative Extension, Fact Sheet HGIC 3884, 2018
• Food Safety Tips for Fresh Herbs, Government of Canada, 2013
• Food Safety Tips for Leafy Greens, Government of Canada, 2019
• Food Safety Tips for Mushrooms, Government of Canada, 2019
• Food Safety Tips for Tomatoes, Government of Canada, 2019
• Proper Care and Handling: Fruits and Vegetables from Harvest or Purchase to Preparation, Penn State University Extension, Code UK074, 2014
• Growing Seed Sprouts at Home, University of California Agriculture and Natural Resources, Publication, 2004
• Produce Safety, Government of Canada, 2013
• Raw Produce: Selecting and Serving it Safely, United States Food and Drug Administration, 2018
• Frutas y verduras frescas Cómo seleccionarlas y servirlas de forma segura, Spanish, United States Food and Drug Administration, 2018
• Raw Juice Preparation & Storage for Retail Food Service Establishments, Clemson University Cooperative Extension, Fact Sheet HGIC 3872, 2017
• Safe Handling of Fruits and Vegetables, University of California Agriculture and Natural Resources, Publication 8121
• Safe Handling of Fresh Oranges, Texas A&M University Cooperative Extension, E-202, 2004
• Safe Handling of Fresh Parsley, Texas A&M University Cooperative Extension, E-203, 2004
• Safe Handling of Fresh Strawberries, Texas A&M University Cooperative Extension, E-204, 2004
• Safe Handling of Fresh Tomatoes, Texas A&M University Cooperative Extension, E-205, 2004
• Salad Greens: Health Benefits and Safe Handling, Colorado State University Extension, Fact Sheet 9.373, 2012
• Storing Fresh Fruits and Vegetables for Better Taste, University California, Davis Postharvest Technology, 2012
• Almacenamiento de frutas y verduras frescas para que conserven su sabor, University California, Davis Postharvest Technology, 2012
• Tomatoes and Potatoes Infected with Late Blight - Are They Safe for Canning?, Penn State University Extension, Articles, 2014

Eggs

• Egg Basics for the Consumer: Packaging, Storage, and Nutritional Information, University of California Agriculture and Natural Resources, Publication 8154, 2004
• Egg Safety: What You Need to Know, United States Department of Agriculture, 2016
• Seguridad con los huevos Lo que necesita saber, Spanish, United States Department of Agriculture, 2016

Meat & Fish

• Do Meat and Cheese Really Need to be Refrigerated?, Penn State University Extension, Articles, 2019
• Game Meat Safety, Penn State University Extension, Articles, 2017
• Protecting Food Safety When Shooting, Field Dressing, Bringing a Deer Home, and Cutting the Carcass, University of California Agriculture and Natural Resources Publication 8204, 2006
• Safe Handling of Fish, Clemson University Cooperative Extension, Fact Sheet HGIC 3508, 2020
• Safe Handling of Seafood, Clemson University Cooperative Extension, Fact Sheet HGIC 3482, 2018
• Safe Handling of Sausages & Hot Dogs, Clemson University Cooperative Extension, Fact Sheet HGIC 3513, 2017
• Seafood Health Facts: Making Smart Choices - General Information for Patients and Consumers, National Institute of Food and Agriculture, 2020
• Sausages and Food Safety, United States Department of Agriculture, Food Safety and Inspection Service
• Smoking Meat and Poultry, United States Department of Agriculture, Food Safety and Inspection Service

Raw Milk

• Home Pasteurization of Raw Milk, Oregon State University Extension Service, SP 50-932, 2014
• The Dangers of Raw Milk: Unpasteurized Milk Can Pose a Serious
  Health Risk, United States Food and Drug Administration, 2020
• Los Riesgos de la Leche sin Pasteurizar: La Leche en esta Forma Puede Causar Riesgos Graves Para la Salud, United States Food and Drug Administration, 2020