How do I keep the kitchen clean without a cupboard full of sprays?

One cheap bottle does most of it, and one pair of bottles must never meet. Then four appliances that are not broken, only clogged.

One bottle, and the mix that can put you in hospital. Clean cheap, and never mix the bottles is six separate conversations making a fifty-fifty mix of white vinegar and water their everyday cleaner for glass, mirrors, worktops, stainless steel and appliances. The honest note there is that it barely undercuts a cheap shop bottle on price; the real gains are a cupboard with less in it and knowing exactly what you are spraying. Dilute it rather than using it neat, keep it off marble, which an acid will etch, and be careful with any other natural stone. Above every saving sits the rule: never mix bleach with ammonia, because the two give off a gas that burns the eyes and lungs and can kill, and the public-health authority read for that page records deaths from it in homes. Ammonia is not only in the bottle marked ammonia; it is in some glass cleaners, some paints, and in urine, so putting bleach into a toilet, a litter tray or a nappy pail can make the same gas. Bleach goes with nothing but water, never with another cleaner and never to make it stronger. If it happens, fresh air at once, and the poison line. Two more things from that page: match the cleaner to the mess, because an acid like vinegar lifts mineral marks, limescale and soap scum while grease needs an alkaline cleaner like dish soap or baking soda; and the fizzing vinegar-and-baking-soda mix is not a super-cleaner, it cancels itself out to salty water. Clean is also not the same as germ-free: wiping surfaces removes most of what matters, and vinegar is not a registered disinfectant, so on the days you genuinely need to kill germs, someone ill in the house or raw meat wiped up, reach for a proper disinfectant and use it as the label says.

Stand the sponge on its edge. Stand the sponge on its edge says no home method sterilises a sponge, so run a system instead: wring it, stand it up to dry, hit it with heat weekly, and retire it without ceremony. The drying is the quiet star, because a sponge’s problem is not that it touched something but that it then sits flat in a warm wet puddle. The heat pass is the supporting act: a thoroughly wet sponge in the microwave for about a minute, where wet is a safety rule rather than a tip because a dryish sponge in there is a fire waiting for an audience, and one with a metal scouring side never goes in at all; or a trip through the dishwasher’s hot cycle. What heat does not do is reset the sponge to new, which is why retirement is the third leg: when it smells even after the zap, or the scrubby side has gone smooth, it is done.

Let the bottle dry before you cap it. Let the bottle dry before you cap it says the smell in a reusable bottle is something growing, and what lets it settle in is not how badly you wash but what happens after: a capped bottle with a few drops in the bottom is a small dark damp container at room temperature. Wash it, then leave it upside down with the lid off until it is completely dry. If it already smells, the method depends on what the bottle is made of: no bleach at all on stainless steel, and no scouring either, because scratches give residue somewhere to sit; no bleach on anything a baby uses. The free version for a bottle you cannot get a brush into is dry rice or coarse salt with warm water and dish soap, capped and shaken hard. Most of the real work is in the parts you do not take off, the gasket, the screw ring, the inside of a straw, so take the lid apart and dry those pieces separately. The page’s safety lines: never use bleach and vinegar on the same bottle, and do not pour boiling water into a plastic or insulated bottle and screw the lid on, because one person’s sealed bottle went off, in their words, like a steam engine.

Two appliances that are only clogged. Pull the filter out of the dishwasher floor is five separate conversations finding the fix on the floor of the tub, with prevalence notes that hold the shock: six accounts had never known the filter existed and four had run the machine for years without cleaning it. Some machines have a self-cleaning filter and some older ones a grinder instead, and the manual is the authority on yours. Its safety lines are the accounts’ own: never hand dish soap in a dishwasher, and no starchy leftovers on the plates, because the drying cycle bakes starch into a glue. Clean more than the lint trap says the filter you empty each load is the smallest of the three places a dryer collects lint; once a year, or as soon as drying starts taking longer, clean the duct behind the machine and check the vent outside. US fire authorities count thousands of home dryer fires a year and name failure to clean as the leading cause. If you use dryer sheets, scrub the filter mesh and wipe the sensor bars, because the waxy film makes the machine misjudge when a load is dry. And do not keep a bag of saved lint; it is fuel stored next to a heater.

Your garbage disposal has no blades. Your garbage disposal has no blades is the correction that kills a bad instruction: there is nothing in there to sharpen, only a spinning plate that throws food against blunt teeth, so running ice through it dry improves nothing and the dry part is what to drop, because without water nothing carries the debris away. Coffee grounds and eggshells get recommended as cleaners, and a plumber there says the plain opposite, they contribute to buildup. The reframe that makes the rest unnecessary: a disposal handles the residue left after you scrape a plate, not the food itself. Water first, motor second, food third, a bit at a time.

Who this is not for. The dishwasher page’s own caution: do not take apart an appliance you are not prepared to repair, and if the filter is clean and the dishes are still dirty, that is a repairer’s job. The dryer page says a shared laundry room’s duct belongs to the building, and that on a gas dryer everything past the filter and duct is a technician’s, without exception. And the cleaning page holds one firm line this answer keeps: none of rubbing alcohol, peroxide or the rest is a wound cleaner, a mouthwash or anything to swallow; a person or a pet is a question for a pharmacist, a doctor or a vet, and the poison line, not the cleaning cupboard.