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.
High-density polyethylene (HDPE) is one of the most commonly used plastics in the United States. Labeled as #2 plastic, it is typically found in milk jugs, plastic bags and refillable plastic bottles.igh-density polyethylene (HDPE) is one of the most commonly used plastics in the United States. Labeled as #2 plastic, it is typically found in milk jugs, plastic bags and refillable plastic bottles.
Ethylene can be polymerized into two types of polyethylene. Low density polyethylene, made by subjecting ethylene to very high pressure, is generally used in the form of a thin, flexible film, as in plastic bags. High density polyethylene is much stiffer and is used to make wheelbarrow trays and other rigid items.