Cotinine is the compound that is produced when the body metabolizes nicotine. Because nicotine is found almost exclusively in cigarette smoke, testing the body for cotinine levels is an accurate and dependable method for gauging a subject's exposure to secondhand smoke.otinine is the compound that is produced when the body metabolizes nicotine. Because nicotine is found almost exclusively in cigarette smoke, testing the body for cotinine levels is an accurate and dependable method for gauging a subject's exposure to secondhand smoke.
Linen fiber is a cellulosic fiber and cellulose is the principle element of linen. Followings are the chemical composition of linen fiber. Cellulose: 92%. Hemi-Cellulose: 2%. Lignin: 4%. Others: 2%. This is calculated in 100%. The fabric which is produced from the linen fiber that is comfortable to wear.
Parchment is made with bleached white and unbleached brown paper. Since the bleached paper might contain toxic dioxin, itâs better to use the unbleached parchment paper if you use it. Silicone baking sheets are a sheet of silicone that can be reused over and over again. Silcone is safe to use for baking and cooking, whether impregnated in paper or in a sheet by itself.