When inserting a battery, make sure you do the following: insert it the correct way, with plus and minus poles touching the right terminals; use the right coin battery size; avoid dirt or any other substances obstructing proper contact; carefully insert it, not putting stress on it as you’re closing up the holder. Makes sure it makes contact with the terminals.

Battery leakage can be caused by various problems. Read on to learn more.

Polarity reversal may happen when more than two batteries are connected in series and used until the last moment of discharge.

A hot battery could have several causes: from wrong storage to short circuiting. Some warmth is okay but keep an eye out for unusual heat.

0006P is a 9V (square) battery and is also designated as a 6F22 (Zinc carbon) or 6LR61 (Alkaline) battery.

A battery is a chemical product which produces electricity by chemical reactions at its inside. These reactions and its inside materials do deteriorate over time. If you start using it within that period, the battery will operate normally and maintain the specified performance.

The revised RoHS (Reduction of Hazardous Substances) Directive 2011/65/EU...

This should be avoided at any time. When the battery has been in a washing machine, it is no longer fit to use. Please dispose of this battery.

Any minor difference in the batteries will cause either batteries to overcompensate and to deplete faster.

No. However commonplace they may be, they’re still made up of chemicals that can potentially harm the environment (and the user) if they’re handled incorrectly.