26.4k views
3 votes
Some sources of particulate matter are

a. vehicle exhaust, burning waste, fires, and tobacco smoke.
b. coal mining, manufacturing, and agriculture.
c. acid rain, nuclear energy, water, and dust.
d. natural metals found in rocks and soil.

User Sjh
by
8.2k points

1 Answer

5 votes

Answer:

d. natural metals found in rocks and soil.

Step-by-step explanation:

User Dhevendhiran M
by
8.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.