Typical Central European flats in the 1950s consisted of a single room, a kitchen and a bathroom.
A circular, domed, portable tent covered by felt, typically used by nomadic peoples.
One of the oldest schools in Hungary, where several renowned Hungarians studied.
A liquid with a characteristic unpleasant odour and a low boiling point.
Pit houses were typical dwellings in the Arpad era.
A compound ion produced when sulphuric acid releases protons.
Ammonia is a colourless gas with a characteristic pungent smell. Its solution in water is called ammonium hydroxide or household ammonia.
Water is a very stable compound of hydrogen and oxygen, vital for all known forms of life. In nature it occurs in liquid, solid and gaseous state.
The simplest diol.
A compound ion formed when a water molecule releases a proton.
Cellobiose is the basic structural unit of cellulose.
Colourless, toxic liquid with a sweet odour.
An organic compound in the urine of mammals, used in the production of fertilisers as a source of nitrogen.
Benzene is the simplest aromatic hydrocarbon.
The presence of hydronium ions relative to hydroxide ions determines a solution´s pH.
A colourless, heavier-than-air gas. Its geometric isomer is cis-2-butene.
An odourless, yellow, solid substance, the 16th most common in the Earth´s crust. One of the best known sulphur compounds is pyrite, also known as ´fool´s...
A compound ion, the main source of nitrogen for plants.
The second member in the homologous series of straight-chain alkanes.
One of the raw materials of traditional photography.