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If you mean mortar and pestle, they are used to grind small amounts of solids into a powder.
The word pestle is generally used in connection with the word mortar. It is from Latin pistillum, an instrument used for crushing; the mortar is a kind of bowl, and the pestle is used to crush a substance to powder in the mortar.
In Polish language it means either "mortar" as weapons ( indirect fire weapon that fires explosive projectiles known as mortar bombs at low velocities and short ranges) or "mortar and pestle" as used in kitchen or pharmacy.
A shell, fired from a field-gun or a mortar.
Mortar. Although mortar that dries whilst packing around stonework will adhere the stones to form a structure.
a mortar set
Some of the examples of mortar are,Lime mortarCement mortarGauged mortar
what does evaluation mean?
It depends which meaning of mortar you want... The army fired a single mortar as a warning shot. The chemist ground the powder in a mortar and pestle The builder used mortar to bond the bricks together Mortar is either a missile, a bowl, or cement.
A mortar, the lime mortar in particular is a soft mortar that allows flexibility on stones to move. The mortar is a breathable mortar that can allow moisture to move freely.
Lime-cement mortar is also known as composition or "compo" mortar.