The petrochemical industry .
a.
turns oil into other products, including gasoline and plastics
b.
creates a wide variety of fertilizers
c.
trains military personnel on dealing with explosives
d.
tracks storms out in the Gulf of Mexico.

The petrochemical industry

a.

turns oil into other products, including gasoline and plastics

Explanation:

The petrochemical industry is based around the use of petroleum products for the making of different types of products

These treatment facilities are responsible for the making of petroleum jellies glycerin to the formation for the natural gas that is treated and then transferred.

It is also responsive for the making of plastic and the treatment of rubber which are by far its biggest businesses.

These products use petroleum as their basic ingredient or use it to treat the product.