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New Teeth Cleaning Robots

With precise, controlled movements, the microrobot cleans biofilm off a glass plate
With precise, controlled movements, the microrobot cleans biofilm off a glass plate(Credit:Geelsu Hwang and Edward Steager)

An army of tiny robots scuttling about inside your mouth cleaning your teeth. It’s a disquieting thought, and yet it might be one of the most effective ways to deal with the sticky bacterial biofilms that coat our choppers – as well as water pipes, catheters and other tough-to-clean items. read more