aluminum is an element, nothing is used in aluminum except aluminum
Beryllium chloride can be used as catalyst in organic chemistry.
Beryllium chloride can be used as catalyst in organic chemistry.
Beryllium (Be)
Beryllium is too expensive to be used for cars components.
Alluminum is probably the lightest of coinage metals used to-date.
Beryllium is used especially for rocket nozzles.
beryllium lymphocyte proliferation test (BeLPT), a blood test that can detect beryllium sensitivity (i.e. an allergic reaction to beryllium), is used to screen individuals at risk of developing berylliosis.
Cost differences
The density of beryllium is 1,848 g/cm3, very low for a metal. Beryllium is used as components for missiles and rockets. Windows for X-ray tubes, brazing material for zirconium alloys, beryllium bronzes, beryllium alloys for welding, nuclear applications as reflector, beryllium-copper alloys for transformers and electrotechnical uses, Ra (Am, Pu, Po)-Be source of neutrons, alloys for aviation industry, alloys for missiles, alloy for watches components (glucydur), nuclear weapons and many other uses. Beryllium oxide: electric insulator but thermal conductor, ceramics for high temperatures, nuclear applications as neutrons reflector, etc. Beryllium fluoride was used in the Molten Salt Reactor Experiment. Beryllium nitride is an important ceramic. Beryllium chloride is a catalyst in organic chemistry. Beryllium phosphide is a semiconductor. Emerald is a natural gemstone with beryllium.
Beryllium is a chemical element. It's used as a hardening agent in alloys. It's widely used in the aerospace industry. To find out all the details about beryllium, type in "beryllium" in your web browser and you'll get several websites describing it.
Alluminum
There is long list in English wikipedia- beryllium is a light dimensionally stable metal over a range of temprerature and is used in for example rocket nozzles. Beryllium is dangerous stuff- causes beryllosis- a nasty form of cancer- so its not used in everyday applications.