Triple superphosphate is a component of fertilizer that primarily consists of monocalcium phosphate, Ca(H2PO4)2. Triple superphosphate is obtained by treating phosphate rock with phosphoric acid.
invented by Joseph Henry
A relay is an electrically operated switch. It consists of a set of input…
invented by Frédéric Swarts
Chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) are fully or…
invented by Sir William Crookes
The Crookes radiometer (also known as a light mill) consists of an airtight…
invented by Francis Ronalds
An electrical telegraph was a point-to-point text messaging system, used from…
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