Who coined the term acid rain?

تیزاب کی بارش کی اصطلاح کس نے تیار کی؟

Christ Ralph

Elmer Joseph Clark

Robert Angus Smith

None of these

Robert Angus Smith coined the term "acid rain" in 1852 while studying air pollution in Manchester, England.

He was a Scottish chemist known for his research on the effects of industrial emissions on the environment.