HOW TO CRAFT SAFETY
know-how and tactics of survival after natural disaster
#25 Use AA battery as D battery
-Materials and equipment-
AA batteries, eight ¥1 coins (or similarly small aluminium coins), cardboard, duct tape
-How to craft-
1. Attach coinc to bottom of battery with tape.
2. Wrap cardboard around the battery and make into same thickness as D battery.
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