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A plastic bag, poly bag, or pouch is a type of container made of thin, flexible, plastic film, nonwoven fabric, or plastic textile. Plastic bags are used for containing and transporting goods such as foods, produce, powders, ice, magazines, chemicals, and waste. It is a common form of packaging.
There is no national plastic bag fee or ban currently in effect in the United States.However, the states of California, [1] Colorado, [2] Connecticut, [3] Delaware, [4] Hawaii (de facto), Maine, New Jersey, [5] New York, [6] Oregon, [7] Rhode Island, Vermont [8] and Washington [9] and the territories of American Samoa, Guam, Northern Mariana Islands, United States Virgin Islands and Puerto ...
Polyethylene was first synthesized by the German chemist Hans von Pechmann, who prepared it by accident in 1898 while investigating diazomethane. [12] [a] [13] [b] When his colleagues Eugen Bamberger and Friedrich Tschirner characterized the white, waxy substance that he had created, they recognized that it contained long −CH 2 − chains and termed it polymethylene.
2 April 2007: Single-use plastic shopping bag ban. [369] Thompson: 27 September 2010: 31 December 2010: Single-use polyethylene bag ban. Reusable bags must be 2.25 mils thick. [370] New Brunswick: Dieppe: 10 June 2019: 1 October 2020: Single-use plastic shopping bag ban. [371] [372] Moncton: 1 October 2020: Single-use plastic shopping bag ban ...
Recycling codes on products. Recycling codes are used to identify the materials out of which the item is made, to facilitate easier recycling process.The presence on an item of a recycling code, a chasing arrows logo, or a resin code, is not an automatic indicator that a material is recyclable; it is an explanation of what the item is made of.
HDPE is known for its high strength-to-density ratio. [4] The density of HDPE ranges from 930 to 970 kg/m 3. [5] Although the density of HDPE is only marginally higher than that of low-density polyethylene, HDPE has little branching, giving it stronger intermolecular forces and tensile strength (38 MPa versus 21 MPa) than LDPE. [6]
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