Because we are wholly inconsistent with what we think clean air means in many situations. Arguably all situations.
Yeah, someone around here said that they started making commercial docks smoke-free, which just makes me want to facepalm so hard it's a wonder my hand didn't emerge from the back of my head -- I lived, briefly, near the Detroit River, a massive commercial waterway, and the diesel fumes could choke a horse and gag a maggot all at the same time, anywhere near that river. And somehow cigarette smoke is worse than THAT???






Andria