What household items can I use to shine metal?

You can go to the vet and ask for the wraps. I recommended researching because if you place it wrong, you could SEVERELY injure the dog.

Try using a toilet bowl brush. 99% of the time, those will clear the toilet. Take the brush and go up and down inside the toilet porthole where everything goes...

Yes, it can be used as an eye cream. Make sure not to overdo it, though.

Hammer them so they look a bit more aged. Then use low-grit sandpaper or a light coat of acid (apply and wipe off) to remove the shine.

Dish detergent can leave crystal cloudy - soak the crystal in a 3:1 warm water to vinegar solution to help remove the cloudiness and restore the shine.

Yes it should be okay, depending on what is in the cleanser. Make sure the cleasner does not have any solvents that could cause de-lamination or damage.

You can try to clean the stain with some distilled white vinegar. Just try to wipe and dab the stain.

Yes. You can use an old rag, a paper towel and some warm water.

Water and dish soap will do the job. Rub a little bit dish soap into the stain, and then wet the area to get the soap out. Keep repeating this...

You can use lemon juice and olive oil to clean the fretboard, but avoid using abrasive or corrosive cleaners on the body of your guitar. There are also guitar cleaning...