Ontario is also the nationâs wealthiest province, having a substantial share of the countryâs natural resources and its most mature and diversified industrial economy. It is at once Canadaâs economic pacemaker and a major force in national politics.
Mouth, Gums and Throat â Tobacco use can cause bad breath, tooth decay, cavities, stained teeth and gum disease. There is also a risk of getting cancer in the mouth, gums and throat, especially among smokeless tobacco users (who chew or suck on tobacco) and cigar smokers (who often hold the smoke in their mouth).
Dangers of smokeless tobacco products. Prolonged use of smokeless tobacco products contributes to serious health issues such as, cancer and heart disease. Some smokeless tobacco products contain 3 to 4 times more nicotine than cigarettes. And these products contain substances that increase risk of oral and oropharyngeal cancer. Chewing tobacco may cause white patches, called leukoplakia.