Still haven't tried all of these, but they're worth knowing.
- Alka-Seltzer
- clean thermos bottle - fill bottle with water, drop in 4 tablets, soak for 1 hour or longer
- clean toilet - drop in 2 tablets, wait 20 minutes, brush toilet, flush toilet
- clean vase - fill with water, drop in 2 tablets
- polish jewelry - drop 2 tablets into a glass of water, immerse jewelry for 2 minutes
- unclog a drain - drop 3 tablets into drain, add 1 cup of vinegar into drain, wait a few minutes, run the hot water
- Hydrogen Peroxide
- clean cuts and scrapes - apply to skin
- disinfectant - apply directly to surface
- dry out pimples - dip Q-tip into hydrogen peroxide, apply to pimple
- mold remover - apply directly to surface
- mouthwash - rinse with one capful for one minute
- prolong fresh cut flowers' life - add to water
- stain remover - add to stain, let stand a few minutes, wipe excess away
- teeth whitener - rinse with one capful for one minute
- Lemons & Limes
- prevent sliced apples and avocado from browning - add lemon or lime juice
- remove mildew - use salt and lemon juice
- Mustard
- soothe burn on skin - apply mustard on skin
- Newspaper
- clean mirrors - use water and newspaper
- Petroleum Jelly
- chapped lips - apply on lips
- create a flavored lip balm - mix petroleum jelly with kool-aid powder
- create a scrub - mix petroleum jelly with sea salt
- create chocolate lip gloss - mix petroleum jelly with cocoa powder
- lengthen and thicken eyelashes - put a coat of petroleum jelly on eyelashes
- patchy skin on elbows - put a coat on elbows
- smoother feet - put a coat petroleum jelly on feet at night, cover with socks
- soften cuticles - apply coat
- Potatoes
- absorb extra salt in a recipe - add peeled potato while dish is still cooking
- remove food stains from fingers - slice potato, rub on stains, rinse hands
- Salt
- clean a smelly water bottle - add salt and rinse
- clean an egg from a surface - add salt, wait 20 minutes, wipe away
- clean coffee pot - add salt and ice cubes to coffee pot
- clean greasy pans - use paper towel and salt
- clean ink spot on carpet - pour salt on ink, let salt soak up stain
- determine if eggs are good - put in glass of water with 2 tbsp of salt; good if it sinks, not good if it floats
- get rid of onion smell on hands - put salt and vinegar on hands, rub hands together, rinse
- keep milk fresh - add pinch of salt to milk
- make boiled eggs easier to peel - boil in salt water
- make toothpaste - mix one part salt with two parts baking soda, grind, brush teeth
- prevent potatoes and apples from turning brown - submerge in cold water and salt
- reduce dry skin - soak in bathtub with 1 cup of salt
- remove mildew - use salt and lemon juice
- save overcooked coffee - add salt
- soothe bug bite or bee sting - apply thick paste of salt and water, let dry
- soothe mouth burn - rinse with 8 ounces of water mixed with 1 tbsp of sea salt
- soothe mouth or cheek bite - rinse with 8 ounces of water mixed with 1 tbsp of sea salt
- Vinegar
- get rid of dandruff - rinse hair in apple cider vinegar
- get rid of onion smell on hands - put salt and vinegar on hands, rub hands together, rinse
- get rid of smell on clothes - put clothes in washer, add detergent, pour vinegar, wash
- household disinfectant - mix 1 part water and 1 part vinegar in spray bottle
- keep frost off car - soak towel in vinegar water, wipe windshield
- preserve swimsuit - mix 2 parts water and 1 part vinegar, soak swimsuit one day in it before wearing
- remove rust - soak in vinegar overnight
- shiny brown hair - rinse hair with vinegar after shampooing
Sources and additional info: