Hirosaki U. Student Developing Toothbrush Made of Plastic Mixed with Scallop Shell Powder; Aims to Reduce Plastic Waste

toothbrush
AOMORI — A Hirosaki University student is developing a toothbrush made of plastic mixed with scallop shell powder in an effort to make effective use of the large amount of shells from Aomori Prefecture’s specialty scallop farming.

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