A solid, grey substance which sublimates when heated. Its solution in alcohol is called tincture of iodine, it is a disinfectant.
Fish-like marine dinosaurs which resembled dolphins; a good example of convergent evolution.
Examining solids formed by the intersection of a cube and a plane.
One of the best known synthetic polymers.
The Avars established a stable empire in the Carpathian Basin between the 6th-8th centuries.
Sulphur dioxide emission is the main cause of acid rains. It is an intermediate product in the production of sulphuric acid.
A non-polar amino acid. L and D molecules are mirror images of each other.
Lighthouses are used as an aid to navigation in coastal waters.
The Early Christian Necropolis in Pécs, Hungary is an outstanding historical site.
The simplest saturated alcohol. A highly toxic compound, easily confusable with ethanol.
Build 3D shapes from unit cubes with the help of several views.
The first member in the homologous series of alkanes.
This animation demonstrates various groups of solids through examples.
Bin lorries play an important role in the life of towns and cities.
Colourless, odourless gas, the monomer of teflon.
One of the most important historical buildings in Hungary, a parish church built in the 11th century.
A white, crystalline compound which breaks down when exposed to light.
A circular, domed, portable tent covered by felt, typically used by nomadic peoples.
Synthetic rubber is produced by the polymerisation of isoprene.
Buildings constructed of prefabricated concrete blocks were widespread in the former Socialist countries.