Manual methods for separating mixtures
Separation by hand
Some types of mixtures can be separated by hand (in English: Hand Sorting) such as separating colored beads from each other, separating grains of rice and lentils from each other, and separating pieces of various types of fruit. Therefore, the hand separation method is considered a suitable method if the grains are relatively large in size and few in number.
Screening
When the amount of mixture is large, it can be separated using a sieve, so that the small grains fall through the holes in the sieve and the large grains remain inside the...