👉 Floccus is a type of microplastic, also known as polyethylene terephthalate (PET) or microbead. These small particles are made from plastic and can be found in water bodies such as rivers, lakes, and oceans. They are often mistaken for plastic but they are not. Floccus is harmful to aquatic life due to their ability to stick together and form large, dense clumps. It can also harm the food chain by being ingested by