Answer :

Fertilizers provide soil with nutrients, like phosphate, that are required to produce healthy gardens and abundant crops. The Fertilizer Institute reports that experts estimate one-third of the world's food supply would not be produced without the use of commercial fertilizers....i hope i help u....
Phosphates make the soil fertile, and enrich the soil with phosphorous.

Phosphates are used in laundry detergents. Phosphate reacts with dirt in clothes and removes them.