Coal gasification
Coal gasification, any process of converting coal into gas for use in illuminating and heating. The first illuminating gas was manufactured from coal in…
Coal gasification, any process of converting coal into gas for use in illuminating and heating. The first illuminating gas was manufactured from coal in…
Chemical element, also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the…
Industrial ceramics, Ceramics are broadly defined as inorganic, nonmetallic materials that exhibit such useful properties as high strength and hardness, high…
Man-made fibre, fibre whose chemical composition, structure, and properties are significantly modified during the manufacturing process. Man-made fibres are spun and woven into…
Plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.…
Elastomer, any rubbery material composed of long chainlike molecules, or polymers, that are capable of recovering their original shape after…
Transportation, the movement of goods and persons from place to place and the various means by which such movement is…
Nuclear power, electricity generated by power plants that derive their heat from fission in a nuclear reactor. Except for the reactor, which plays…
An electron tube has two or more electrodes separated either by vacuum (in a vacuum tube) or by ionized gas…
Anode, the terminal or electrode from which electrons leave a system. In a battery or other source of direct current the anode is the negative terminal,…
Amalgam, alloy of mercury and one or more other metals. Amalgams are crystalline in structure, except for those with a high mercury content, which…
The chemical properties of clusters are a combination of the properties of bulk and molecular matter. Several kinds of clusters,…