Varnika Rajesh1, Amritha Namachivayam21II UG Student, Department of Zoology, Stella Maris College (Autonomous), Chennai, Tamil Nadu, India 2Assistant Professor, Department of Zoology, Stella Maris College (Autonomous), Chennai, Tamil Nadu, India Abstract Toothbrushes are imperative tools for conserving and sustaining oral hygiene, yet they serve as one of the biggest threats and act as reservoirs for…