Metal extracting by Phytomining and Bioleaching

Question 1

what is phytominig?

Answer 1

a method of extraction where plants are used to absorb copper from the ground

Question 2

what happens in phytominig?

Answer 2

a plant absorbs metal ions through its roots
the plant is then burnt and then oxygen reacts with the metal to form a metal oxide
the ash containing the metal oxide is then separated by electrolysis