How do you clean water stains off light-coloured car seats?

wash with dawn detergent and dry before dry

Salt and vinegar. The vinegar cleans off all the different types of rust and build up off the penny, and the salt speeds up the process.

Assuming you have tried all the normal toilet cleaning products, the last resort is to use muriatic acid. It is normally used for adjusting the pH in swimming pools and can be found in the pool...

you might be able to get rid of it by adding any type of hand soap with water that has white foam and scrub lightly with a piece of cloth or a soft brush until its off.

Ugh.. now here's a real pain in the neck problem. The best thing I've found is to soak old towels in pure vinegar and lay them on the tiles over night, then scrub the next day. The acid in the...