pics@lemmy.world • 6 months ago

Hypodermic needle with red blood cells under an electron microscope

sh.itjust.works

5

Hypodermic needle with red blood cells under an electron microscope

sh.itjust.works

pics@lemmy.world • 6 months ago

The colors are added in, of course, with it being an electron microscope image. Another picture:

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@jordanlund@lemmy.world
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0•6 months ago
See that little hook at the point? This is from penetrating skin ONCE.

This is why you don’t re-use needles folks!
- @chetradley@lemm.ee
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  1•6 months ago
  There are other reasons.

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