Blockage of the bile duct by a cancer, gallstones, or scarring from injury prevents the bile from being transported to the intestine and the active ingredient in the bile (bilirubin) instead accumulates in the blood.
Over 60 million tonnes of poly(ethene), often known as polyethylene and polythene, is manufactured each year making it the world's most important plastic. Its uses include film, packaging and containers, from bottles to buckets.ses of poly(ethene) (polyethylene). -3) and linear low density (LLDPE) (ca 0.915-0.940 g cm -3) and high density (HDPE) (ca 0.940-0.965 g cm -3). The LDPE or LLDPE form is preferred for film packaging and for electrical insulation.
High Density Polyethylene (HDPE). Uses of HDPE include: bottles for milk, water, juice, cosmetics, shampoo, dish and laundry detergents, and household cleaners, containers for margarine and other foods, cereal box liners., trash and retail bags.ereâs a list of the types of plastics, common packaging products made from them and some products that may be made with recycled plastic. Uses of PET include: bottles for soft drinks, water, sports drinks, beer, mouthwash, and salad dressing, food jars for peanut butter, jelly, and pickles.