Decantation
When the water (along with the dust) is removed, the process is called decantation.
Class 6
Sedimentation
When the heavier component in a mixture settles after water is added to it, the process is called sedimentation
Sieving
The process of separating fine particles from the larger particles by using a sieve, is called sieving.
Winnowing
This method of separating components of a mixture is called winnowing. Winnowing is used to separate heavier and lighter componentsof a mixture by wind or by blowing air.
Threshing.
The process that is used to separate grain from stalks etc. is threshing. In this process, the stalks are beaten to freethe grain seeds. threshing is done with the help of bullocks. Machines are also used to thresh large quantities of grain.
Handpicking
This method of handpicking can be used for separating slightly larger sized impurities like the pieces of dirt stone, and husk from wheat, rice or pulses . The quantity of such impurities is usually not very large.In such situations, we find thathandpicking is a convenient method of separating substances.
Knitting
A single yarn of used to make a piece of fabric, or, The process of getting a single yarn together to form a fabric is called Knitting. It is mostly used for woollen wear. This is mostly done manually and sometimes using machines.
Looms
A machine that is used for making cloth (weaving) by passing pieces of thread across and under other pieces. or Weaving of fabric is done on looms. The looms are either hand operated or power operated.
Weaving
The process of arranging two sets of yarns together to make a fabric is called weaving.
Spinning
The process of making yarn from fibres is called spinning.