As opposed to underground mines, in open-pit mines the layers covering coal are removed, coal is extracted on the surface.
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At the end of the 18th century, mining boomed because of the great need for raw materials in the dynamically developing industry.
Aluminium smelting is the process of extracting aluminium from alumina by electrolysis.
This 3D scene presents the steps of the cement manufacturing process.
The purpose of the electricity supply network is to provide electricity for consumers.
The California Gold Rush started in 1848, near San Francisco.
The Troll A is an offshore natural gas platform, the largest offshore platform ever built: it rises about 170 metres above water level, weighs 656,000...
A long pipe in the centre of the tower penetrates the ocean bed until it reaches the layer that contains oil.
This animation explains the technology of shale gas extraction.
Thermal power stations convert energy released during the combustion of fossil fuels or renewable resources into electricity.
A force can be measured by measuring the twisting of the torsion wire in a torsion balance.
As opposed to opencast mines, in underground mines the layers covering coal are not removed, coal is extracted from mine shafts.
Machinery that pumps crude oil to the surface