Treat faucets gently. When turning water on and off, use normal hand pressure only.
Clean chrome fittings with a soft cloth moistened with vinegar, rubbing alcohol, or glass cleaner.
For lacquered brass faucets, use a mild detergent…for un-lacquered brass faucets, brass cream will do the job nicely.
If the brass lacquer coating on your faucets gets scratched, you can prevent tarnishing by coating the scratch with clear nail polish.
Lemon rind works wonders with tarnished brass or copper.
Older steel faucets and fittings can be scrubbed clean with a mild scouring powder.
Have you ever seen those hanging toilet bowl deodorants? Well, don’t buy them. They’re prone to slipping and lodging deep in your plumbing system, and can block the line outright or give grease and other debris something to cling to. Also, certain chlorine tablet cleaners may corrode toilet tank components, and before you know it, you’ve got a major hard-to-get-at leak.
A lemon peel put down your garbage disposal periodically can help keep odors to a minimum.