Microplastics
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Microplastics are "synthetic solid particulate matter or polymeric matrices, with regular or irregular shape and with size ranging from 1 μm to 5 mm, of either primary or secondary manufacturing origi
Micro plastics of diverse shapes in sediments from four rivers in Germany—white arrowheads indicate aluminium, glass and sand (white bars represent 1 mm for scale)
Microplastic samples.
Microplastic fibers identified in the marine environment.
Photodegraded green plastic bag adjacent to hiking trail in about 2,000 pieces of 1 to 25 mm size after three months' exposure outdoors.
Nurdle (bead)
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Pre-production plastic pellets, commonly known as nurdles, are tiny plastic pellets that are universally used in the plastics industry for the manufacture of plastic products. These microplastics are
Microplastics
…particles that are already 5 mm in size or less before entering the environment. These include microfibers from clothing, microbeads, plastic glitter and plastic pellets (also known as nurdles). Secondary microplastics arise from the degradation (breakdown) of larger plastic products through natural weathering processes…
White plastic nurdles
Nurdles in an industrial plant in the US
Sign encouraging the collection of coastal nurdles
Top view of a jar filled with nurdles picked from a beach