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.
What is paper ? Paper is an incredibly versatile substance made from naturally occurring plant fibres called cellulose. Originally derived from cloth rags and grasses, paper is now predominantly made with wood (in Europe, non-wood based pulp accounts for just 1.3% of pulp production).