Friction
TED Radio Hour
00:00
The Importance of Smooth Syringes in Vaccines
The stopper is one of these things where you really don't pay attention to it, but you would if it wasn't doing its job. So how do you execute that syringe down the barrel so that it moves smoothly? It's such a well designed system because you have not had to think about it before. There are so many applications.
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