Pumping Device: A syringe is a simple pump consisting of a plunger that can be pulled and pushed along inside a cylindrical tube allowing the syringe to take in and expel a liquid or gas through an orifice at the open end of the tube. The open end of the syringe may be fitted with a needle for medical or dental use.
Answered 12/11/2012
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A doctor has provided 1 answer
A doctor has provided 1 answer
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