Car battery maintenance is one thing everyone forgets about.  Cleaning the posts or terminals is only one of the tasks required. Did you ever wonder what all that yellow or white crust build up was on the connections? This is corrosion caused from the battery acid.
When a battery is recharging, there is a chemical reaction [...]

GFI stands for “Ground Fault Interrupter”. This is a safety for electrical that is required by Electrical Code and prevents electrical shock or electrocution when working around dampness or water.  When a GFI trips during the use of a hot tub, the cause can be from water leaking into places that should be sealed. Cease [...]