Emergency Drinking Water Tablets
Treat questionable water with these germicidal water tablets. When you can't boil water to purify it or if you just want to be safe - you can never be too cautious with your water - simply add 2 tablets per quart of water to start the purification process.
Step 1: Add 2 tablets to 1 quart or liter of water and cap loosely to allow a small amount of leakage. Wait 5 minutes.
Step 2: Shake container to allow screw threads on the closure to be moistened, then tighten cap. Wait 30 minutes before drinking.
Step 3: Recap bottle tightly. Tablets must be kept dry.
Unopened - 4 years from date of manufacture.
Opened - 1 year from date of opening, or if they start to discolor.