Articles · Topic
Articles about Shelf Life
10 articles across 3 sections
Section
Self-Reliance
Food Preservation Methods Compared
Ten home food preservation methods compared side by side: what each one costs, what it keeps, how long it lasts, and the pH 4.6 question that decides which methods are safe for a given food. Includes why vacuum sealing is not a preservation method.
Freeze-Drying
How home freeze-drying works, what it does and does not do for food safety, which foods freeze-dry well, and how to store the results so they actually last.
Canned Vegetables and Fruits for the Pantry
Canned tomatoes, corn, green beans, mixed vegetables, peaches, and applesauce. USDA shelf life data for high-acid and low-acid canned goods, can safety inspection, and the nutritional role of canned produce.
FIFO: How to Rotate Your Pantry So Nothing Goes to Waste
First-in, first-out for a working pantry. How to label, store, and rotate shelf-stable food so the deep pantry stays fresh and nothing expires unused. Backed by USDA FoodKeeper guidance.
Grains and Starches for the Pantry
How to choose, store, and cook from rice, pasta, oats, flour, cornmeal, and wheat berries. Shelf life data from USDA sources, storage methods, cost math, and the role each grain plays in a working pantry.
Water Purification Tablets: Chlorine Dioxide vs. Iodine vs. NaDCC
Every water purification tablet type compared, chlorine dioxide (the current standard), iodine, and NaDCC. Contact times, Cryptosporidium coverage, shelf life, and the Aquatabs vs. Micropur question.
Section
Gear and Buying Guides
Alkaline Batteries (AA and AAA)
How many AA and AAA alkaline batteries to store, how to store them, when to rotate, and what to buy. The baseline battery for flashlights, radios, and lanterns.
Mylar Emergency Water Pouches
Five-year shelf life, no containers needed. Mylar water pouches are the portable water storage option for 72-hour bags, vehicle kits, and grab-and-go situations.
Water Preserver Concentrate: Extend Stored Water to 5 Years
Water Preserver Concentrate extends stored tap water shelf life to 5 years. How it works, correct dosing, container requirements, and what it cannot do.