bottle smoke cigarette A common visual science experiment used to demonstrate the presence of tar and toxic chemicals in smoke. In this demonstration, a simulates the lungs, and as the cigarette is "smoked" Watch Cigarette Smoke Contaminate Water

Springtime is the perfect time to improve your indoor air quality

Thirty-five minutes prior to showtime, hordes of mostly young fans, invariably dressed in black (like the band), bolted from their seats to the front of the stage following an unspoken cue, all to be just a few inches closer to the action

It paints an alarming picture of casual smoking, pointing out that just having one cigarette a day increases a persons chances of developing heart disease by around 50% and a stroke by 30%, compared to people who never smoked

With or without smoke, nicotine is dangerous for your child Nicotine is a natural chemical present in anything made with tobacco leaves