Tobacco use. Smoking is one of the most important risk factors for pancreatic cancer. The risk of getting pancreatic cancer is about twice as high among smokers compared to those who have never smoked. About 20% to 30% of pancreatic cancers are thought to be caused by cigarette smoking.
Silicon dioxide is found naturally in many plants, such as: leafy green vegetables; beets; bell peppers; brown rice; oats; alfalfa; Silicon dioxide is also added to many foods and supplements. As a food additive, it serves as an anticaking agent to avoid clumping. In supplements, itâs used to prevent the various powdered ingredients from sticking together. As with many food additives, consumers often have concerns about silicon dioxide as an additive.
Silicon is also used to make silicones. These are silicon-oxygen polymers with methyl groups attached. Silicone oil is a lubricant and is added to some cosmetics and hair conditioners. Silicone rubber is used as a waterproof sealant in bathrooms and around windows, pipes and roofs.hat makes silicon, and other semiconductors, special is that it is possible to promote one of the electrons to an empty board-the conduction band-where they can move freely. It's a bit like the 3-dimensional chess played by the point-eared Dr Spock in Star Trek. Temperature is crucial.