• To clean the wet enamel of tiles, bathtubs, sinks, and toilets, sprinkle some baking soda and let it sit for 5 minutes. Then spray with a vinegar solution (1 tbsp of 80% essence per 1 cup of water) and wait another 5 minutes. After that, scrub the surfaces with a brush or toilet brush and rinse with clean water. • Calcinated soda can be used in the same way as baking soda, but without vinegar. Also, add it to the water when mopping linoleum floors (6 tbsp per 10 liters of hot water) and to laundry detergent (3 tbsp) to prevent scale buildup on the heating elements of the washing machine. • Mold in the form of black spots in the bathroom can be removed with a stiff brush, and then rinse the cleaned surfaces with a solution of furacilin (1 tablet per 1 liter of water). Regular treatment this way will help prevent mold from appearing. • A solution of mustard powder (1 tsp per 1 liter of hot water) is excellent for washing dishes. If you mix mustard with citric acid and starch (2:2:1), the resulting paste can easily clean the stove, backsplash, and cabinet doors. • Rust stains on the enamel of sinks or bathtubs, as well as white deposits on metal plumbing parts, can be removed with a sponge soaked in 80% vinegar essence. If the stain is stubborn, leave the sponge on for 15-20 minutes to let the vinegar dissolve the dirt. • Vinegar can be added to the water for washing windows and mirrors (1 tbsp of 80% essence per 1 liter). After that, wipe them with a soft cloth dampened in water with a few crystals of potassium permanganate added. The effect will be better than any store-bought product! • If the oven and its racks are covered with a layer of dried grease, grate 1/4 of a bar of household soap on a coarse grater. Add 0.5 cups of hot water, 0.5 cups of 9% vinegar, and 2 tbsp of baking soda to the shavings. Mix until the soap dissolves, then apply with a sponge to the stains. After 30 minutes, scrub the grease with a stiff brush. • Screens of televisions, computer monitors, and tablets can be sprayed with regular vodka from a spray bottle and then wiped with a cloth. • To make the lacquered surface of furniture shine, it should be wiped with a wool cloth dampened in a mixture of 2 tbsp of lemon juice and 1 tsp of machine oil.