Metal shavings, staples, bandages are which type of contaminant? biological

physical

chemical

microbial

Physical is the correct answer hit the thanks answer physics hint is staples

To check their medical records to see if they have had chicken pox before, if they haven’t, monitor their temperature, drink plenty of fluids, and stay away from small children and those who haven’t been exposed to chicken pox during the incubation period.

Pretty much everywhere: walking requires friction, driving around curves, steering a car with the steering wheel, starting fire with a stick, objects moving along a conveyer belt.