Question

(a) In Table 1.1 we see that 52 wt % of the listed pollutants are CO. Does it follow from that table that 52 percent of the air pollution problem in the United States is a CO problem? (b)   The same table shows that 46 wt % of all the listed pollutants come from transportation (mostly automobiles).Does it follow that 46 percent of our national air pollution problem
is an automotive problem? (c)   If the answer to these questions is no, explain your answer.

TABLE 1.1 National Emissions Estimates for 2013 (Values in millions of short tons/yr) Source Category PM10 SO2 CO NO voC Transportation Fuel Combustion Industrial Processes Misc Total 0.5 1.0 0.9 18.5 20.9 0.1 4.2 0.6 0.3 5.2 39.5 4.6 1.6 12.9 58.6 7.7 3.7 1.1 0.6 13.1 4.1 0.0 5.7 4.7 14.5

Answer 1