Note: This virtual cigarette does not represent a particular ... tobacco" or "homogenized sheet tobacco," which is made from a pulp of mashed tobacco stems and other parts of the tobacco leaf ...

or cigarette filters are pretty awful for the environment. The filters, made of tightly packed plastic fibres, start to erode into smaller and smaller plastic bits, joining a cascade of ...

And some plastics made of fossil fuels will biodegrade ... Worldwide, 73 percent of beach litter is plastic: cigarette butts (the filters), bottles and caps, food wrappers, grocery bags ...