Chapter 11, Problem 20E

What are the adverse health and environmental effects associated with each of the following?

$\begin{array}{l}\text{a}{\text{. SO}}_{\text{2}}\hfill \\ \text{b}\text{. PM-2}\text{.5}\hfill \\ \text{c}\text{. CO}\hfill \\ \text{d}{\text{. O}}_{\text{3}}\hfill \\ \text{e}{\text{. NO}}_{\text{2}}\hfill \\ \text{f}\text{. Pb}\hfill \end{array}$