An interior door does not have to withstand extreme weather changes. Interior and exterior doors are not the same product sold under different labels. The construction of each is different, with exterior doors given special treatment to stand up to the elements and frequent use.
The charging of lead-acid batteries can be hazardous. However, many workers may not see it that way since it is such a common activity in many workplaces. The two primary risks are from hydrogen gas formed when the battery is being charged and the sulfuric acid in the battery fluid.
If you see the Battery Light turn on (also called the Charging System light), it means that the battery is not being charged. This might be for a number of reasons: The key is set to on, but the engine is not cranked. The battery isnât being charged by the alternator. If you see the Battery Light come on while youâre driving, it means thereâs a serious problem with the electrical system and you need to have your car inspected immediately. Drive with caution as you may be running only on battery power, and that doesnât last long.