Question

what is leaching?????​

Answer 1

Answer:

1. leaching method is used for extraction of metals such as aluminium, gold, silver from their ores.
2. During this process, the powdered ore is treated with a certain reagent in which the ore is soluble due to chemical reaction , but the gangue is not soluble.
3. The undissolved gangue is separated by filtration.

Answer 2

To remove chemicals, etc. from the soil by liqiuds passing through it.

hope it helps u...✌✌