Environmental pollution is worsened by the release from automobile exhausts of?
A
Water vapour
B
Steam
C
Smoke
D
Heavy metals
Verified Correct Answer: C.
Chemical Principles & Mechanism
Carbon monoxide (CO), popularly known as the Black smoke, from exhaust fumes of vehicles (cars, trucks and tricycles) and generators is a toxic gas released into the atmosphere.
Source: WAEC / JAMB / NECO Classroom Archive (Record #1670)