Chemicals in cigarettes and cigarette smoke are known to cause not only cancer but also other serious health problems. Many of the chemicals are poisonous. If a person ate one pack of cigarettes, he/she would die.armers use many chemicals to grow tobacco. They use fertilizers to make the soil rich and insecticides to kill the insects that eat the tobacco plant. After the tobacco plants are picked, they are dried, and machines break up the leaves into small pieces. Artificial flavorings and other chemicals are added.
Railroad ties are rectangular timbers that measure approximately 8 feet 6 inches long, are 9 inches wide, and are 7 inches thick. As the name implies, these huge wood pieces are used in the base of railroad tracks.
Standard Landscape Timber Sizes. An eight-by-eight full-sawn landscape timber -- 8 feet long -- is really 9 inches deep, 7 inches wide and 102 inches long, so it's close to standard railroad tie size. Landscape timbers come in a variety of sizes other than the original railroad tie size. Three-by-three landscape timbers are available, as are four-by-four and six-by-six. An 8-foot three-by-three landscape timber is 2 1/4 inches thick, 3 1/4 inches wide and 96 inches long.