Microplastics range in size from 1 nanometer to 5 millimeters, with the largest about the size of a pencil eraser, experts say.
Mandatory Credit: Svetlozar Hristov/
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Bacterial slime on microplastics help breed antibiotic-resistant superbugs, study says
By being an excellent host for slimy biofilms created by bacteria to protect themselves from attack, microplastics may be contributing to the proliferation of dangerous antibiotic-resistant superbugs, a new study found.

