What to consider when dealing with plumbing in a new bathroom. Learn how to add a bathroom to your home, including plumbing and drainage tips with this free home improvement video. Expert: Dave Pollack. Bio: Dave Pollack owns Dave's Handyman service in Cottonwood, Arizona.
Like TLomon mentioned the tobacco industry is part of a well known conspiracy of the past. The tobacco industry was behind a PR campaign that counteracted scientific evidence which linked cigarette smoking to lung cancer.
Smoking can cause cancer and then block your body from fighting it: 1  Poisons in cigarette smoke can weaken the bodyâs immune system, making it harder to kill cancer cells. When this happens, cancer cells keep growing without being stopped. 2  Poisons in tobacco smoke can damage or change a cell's DNA.