Trimethylamine N(CH₃)₃

A tertiary amine with a characteristic unpleasant odour, occurring in spoiled food.

Hydrogen-fluoride (HF)

One of the hydrogen halides, a highly aggressive substance - it even attacks glass.

Iodine (I₂)

A solid, grey substance which sublimates when heated. Its solution in alcohol is called tincture of iodine, it is a disinfectant.

Hydronium ion (H₃O⁺)

The presence of hydronium ions relative to hydroxide ions determines a solution´s pH.

Sulphate ion (SO₄²⁻)

A compound ion produced when sulphuric acid releases a proton.

Clothing (Western Europe, 19th century)

Clothing reflects the lifestyle and culture of the region's inhabitants.

Clothing (Western Europe, 16th century)

Clothing reflects the lifestyle and culture of the region's inhabitants.

Clothing (Western Europe, 17th century)

Clothing reflects the lifestyle and culture of the region's inhabitants.

Genome editing

Genome editing is a type of genetical engineering which results in changes in the genome of a living organism. This animation introduces one of the best...

Chloromethane (methyl-chloride) (CH₃Cl)

Chloromethane can be prepared by heating a mixture of methane and chlorine.

Clothing (Western Europe, 18th century)

Clothing reflects the lifestyle and culture of the region's inhabitants.

Added to your cart.