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Microplastics - Wikipedia
Microplastics are fragments of any type of plastic less than 5 mm (0.20 in) in length, according to the U.S. National Oceanic and Atmospheric Administration (NOAA) and the European Chemicals Agency. US EPA researchers define microplastics, or MPs, as plastic particles ranging in size from 5 millimeters (mm), which is about … 展开
The term "microplastics" was introduced in 2004 by Professor Richard Thompson, a marine biologist at the University of Plymouth in the United Kingdom.
Microplastics are common in our world today. In 2014, it was 展开Air
Airborne microplastics have been detected in the atmosphere, as well as indoors and outdoors. Microplastic can be atmospherically transported to remote areas by the wind. A 2017 study found indoor airborne … 展开In 2008, an International Research Workshop at the University of Washington at Tacoma concluded that microplastics were a problem in the marine environment, based on their documented occurrence, the long residence times of these particles, their … 展开
Dust control
Some of the suggested dust control measures include “lining cutting areas with tarps, cutting inside a protective tent, and using vacuum bags on … 展开A big portion of microplastic pollution comes from textiles, tires and city dust which account for over 80% of all microplastic in the seas and the environment. Microplastic … 展开
The composition of microplastics are complex. A study in 2023 tested some fish species and found that “about 80% of the MPs detected were fibrous in shape and were made of polyethylene (25%), polyester (20%), and polyamide (10%). Most microplastic … 展开
In 2009, mean/median intake of microplastics in humans were at levels considered by some to be safe in humans; however, some individuals … 展开
CC-BY-SA 许可证中的维基百科文本 Copper Wire Recycling and Granulator Machine | SUNY GROUP
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South Africa - Wikipedia
21 小时之前 · South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa.Its nine provinces are bounded to the south by 2,798 kilometres (1,739 miles) …
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