Cigarette Ingredients. Cigarette smoke contains over 4,000 chemicals, including 43 known cancer-causing (carcinogenic) compounds and 400 other toxins. These cigarette ingredients include nicotine, tar, and carbon monoxide, as well as formaldehyde, ammonia, hydrogen cyanide, arsenic, and DDT.Nicotine is highly addictive.igarette smoke contains over 4,000 chemicals, including 43 known cancer-causing (carcinogenic) compounds and 400 other toxins.
Harbour porpoise skeleton on display. The harbour porpoise is a little smaller than the other porpoises, at about 67â85 cm (26â33 in) long at birth, weighing 6.4â10 kg. Adults of both sexes grow to 1.4 to 1.9 m (4.6 to 6.2 ft). The females are heavier, with a maximum weight of around 76 kg (168 lb) compared with the males' 61 kg (134 lb). The body is robust, and the animal is at its maximum girth just in front of its triangular dorsal fin. The beak is poorly demarcated.
July 14, 2010 by. The North American possum, or opossum as it is more properly called, is the only marsupial (animal with a pouch) found in the United States. Adults grow from 15 to 25 inches long and weigh from 5 to 15 pounds. They have pointed faces, and their fur is usually gray.