Question

Which of the following cannot be seperate by manual picking?
​

Answer 1

Answer:

follow me

Explanation:

Because in hand picking method substances should be large enough in size to be recognized and picked out by hand but sand and saw dust particles are very small in size so they can't be picked by hand. It can be separated by filtration.

Answer 2

heya!!!!

Because in hand picking method substances should be large enough in size to be recognized and picked out by hand but sand and saw dust particles are very small in size so they can't be picked by hand. It can be separated by filtration.........

Hope's it help u mate ✅