You think probable to chemical symbol.
Chemical symbol
Symbols.
The chemists' shorthand for elements is called chemical symbols. For example, instead of writing out 'selenium,' it can be quickly written as 'Se.'
A. A shorthand way of representing the chemical elements.
Elements
Zn is the shorthand for zinc on the periodic scale of elements
Zn is the shorthand for zinc on the periodic scale of elements
Influenza
because it is easier
A person who writes shorthand is typically called a stenographer or a shorthand typist. These individuals specialize in transcribing spoken words in shorthand to capture information quickly and efficiently.
Shorthand
Because to make the question or answer to be possible understand it fast