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Entertaining experiments in chemistry. Chemistry at home

Entertaining experiments in chemistry. Chemistry at home. Articles with illustrations and detailed explanations:
Battery from an old battery
Battery made of aluminum circles
Blackening of copper
Chemical cold
Chemical warmer
Chemistry and washing
Cleaning the washbasin with potassium permanganate and acid
Copper cleaning with ammonia, acid, ammonia, cologne
Copper Copper Pyatak Battery
Detergents from plants
Drilling holes with electric current
Dry cleaning
Dry cleaning - removal of stains by adsorption
Dry cleaning - removing stains by extraction
Dry cleaning with oxidation
Electrical Wonders
Electricity cleans dirty water
Electrochemical drill - from a medical syringe
Etching iron and copper objects with iodine solution
Frosty pattern on the glass
Hardness salts - monitoring water evaporation
How to detect electric current
How to distinguish between plus and minus batteries
How to glue torn clothes
How to light a fire without matches
How to make a copper coating on steel
How to remove a soot and soot stain
How to remove grease stains
Make your clothes waterproof
Make your shoes waterproof
Making a ski ointment
Mednenie nails
Metal pattern by electroforming
Old battery and its revitalization
Old battery and its secondary charging
Patina - how to get a coating on copper and bronze
Perpetual barometer
Preparing stearin from soap
Rapid nickel plating
Removal of grass stains
Removing the stains from the berries
Salt is decomposed by electric current on the electrodes
Soap from vegetable oil and soda
Soap in soft and hard water
Soap solution - alkalinity test
Stearic candle soap
The inscription on the metal
Useful wonders
Washing
Washing in hard and soft water
Water is decomposed by electric current into oxygen and hydrogen
All articles of the section Entertaining experiments in chemistry:
Your first chemical experiences
Chemicals in the kitchen
Combining the useful with the pleasant
Checking the theory
Chemical tricks
Chemistry at home