Sjmarf@sh.itjust.works to pics@lemmy.world · edit-24 months agoHypodermic needle with red blood cells under an electron microscopesh.itjust.worksimagemessage-square24fedilinkarrow-up19arrow-down10file-text
arrow-up19arrow-down1imageHypodermic needle with red blood cells under an electron microscopesh.itjust.worksSjmarf@sh.itjust.works to pics@lemmy.world · edit-24 months agomessage-square24fedilinkfile-text
minus-squarejordanlund@lemmy.worldlinkfedilinkarrow-up4·4 months agoSee that little hook at the point? This is from penetrating skin ONCE. This is why you don’t re-use needles folks!
minus-squaresome_guy@lemmy.sdf.orglinkfedilinkarrow-up1·4 months agoI can’t believe it’s that fine or how easily human skin can bend it. I guess our skin is a better protector than I’d given credit. All these images are super interesting and I’m truly glad they got posted.
See that little hook at the point? This is from penetrating skin ONCE.
This is why you don’t re-use needles folks!
There are other reasons.
I can’t believe it’s that fine or how easily human skin can bend it. I guess our skin is a better protector than I’d given credit.
All these images are super interesting and I’m truly glad they got posted.