What are the white wires?

If you're checking a gas-filled vacuum tube, it should be orange, red, or purple.

You can try stuff called White-Brite. It can be found at many local stores. It removes a lot of types of stains. Soak anything you want whitened in it, then...

Get a voltage meter. The best ones are either commercial or government, but one from Home Depot will work too!

You will need an additional wire up to the fan.

Rub Talescemdara oil on it (it's basically soap from a plant called aritha). It should get the stain out. If it doesn't, use a fabric cleaner for clothes and accessories....

You can buy a stud finder at a local home improvement store and use that. Some of the top-notch ones are able to find metal pipes and wires behind walls.

Use a cordless bandsaw or a metal grinder with a metal cutting blade in it.

No. You'll end up with a gross gray colored wig. You might have some success if you dye it over and over again, but your best bet is to just...

It is the ground wire. You connect it to the chassis or something that's made of conductive metal.

Although this is not related to a switch-controlled outlet, this means you have one circuit coming in that then branches out to two additional connections. Since it was a light,...