Introduce the hidden tips unusable batteries are revived.
Easy ｗ
Revived batteries [methods]
Unusable batteries, single-mindedly rub.
Batteries is because originally, electricity flowing in chemical reaction mechanism
One of the batteries because is has slowed the flow of internal battery electric.
Substance causes a chemical reaction is you still
Warm chemical reaction and revive friction rub the battery by
It is can be revived.
☆ Note
Is not necessarily applicable to all.
Summary of?? Disaster and emergency “, you can try.
