tobacco chewing leaves How to Make Chewing Tobacco

[2] Using chewing tobacco can cause various harmful effects such as dental disease, oral cancer, oesophagus cancer, and pancreas cancer, coronary heart disease, as well as negative reproductive effects including stillbirth, premature birth and low birth weight

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The effects of tobacco have been a topic of discussion among physicians since 1888 when Doctor Robert Koch, the leading authority on infectious diseases at the time, argued that the spitting of chewing tobacco was leading to a spread of tuberculosis

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