Don't dispose of batteries in a fire-they may rupture or leak. Don't carry loose batteries in a pocket or purse with metal objects like coins, paper clips, etc. This will short-circuit the battery, generating high heat. . Don't recharge a battery unless it is specifically marked "rechargeable." Attempting to recharge a normal battery could result in rupture or leakage. Don't use rechargeable alkaline batteries in nickel metal hydride battery chargers. Don't put batteries or battery-powered devices in hot places-elevated temperatures increase the self-discharge of batteries. Don't mix old and new batteries, or mix different types or makes of batteries. This can cause rupture or leakage, resulting in personal injury or property damage. Don't give batteries to young children Don't overcharge batteries. Follow the manufacturer's directions carefully. Don't leave your rechargeable batteries discharged or unused for extended periods of time. To keep batteries fresh, charge them at least every 6-9 months. Don't drop or cause unnecessary shocks to the battery. Don't dispose of batteries in fire or heat above 100o C (212o F)-the battery can explode or leak and cause personal injury. Don't recharge-the battery can explode or leak and cause personal injury. Don't mix with used or other battery types. Don't expose batteries to water.