this post was submitted on 05 Oct 2023
348 points (97.3% liked)

Science Memes

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[–] [email protected] 62 points 1 year ago (1 children)
[–] [email protected] 20 points 1 year ago

Sad pipet noises

[–] [email protected] 46 points 1 year ago (4 children)

Explanation? Are these guys huffing ether or something?

[–] [email protected] 85 points 1 year ago (1 children)

They pipette by mouth, which is not very safe.

[–] [email protected] 82 points 1 year ago (1 children)

but how are we supposed to accidentally discover artificial sweeteners?

[–] [email protected] 35 points 1 year ago (1 children)

By distilling piss from diabetic people? Idk I'm not a scientist i just like the memes

[–] [email protected] 13 points 1 year ago (1 children)
[–] [email protected] 9 points 1 year ago

unless you drink from the pipet

[–] [email protected] 40 points 1 year ago

Basically it took many years before someone developed something that could be run with a trigger or button. Before that you used a vacuum (your mouth) to pull liquid into a pipette. Heard an older chemistry professor talk about a colleague who years before swallowed a salmonella sample by accident. A lot of people surely got hurt this way.

[–] [email protected] 40 points 1 year ago (1 children)

They are using their mouths to suck liquids into pipettes. It was an old and dangerous lab technique.

[–] [email protected] 9 points 1 year ago (4 children)

Then how are we supposed to do that?

[–] [email protected] 29 points 1 year ago (1 children)

Use a rubber bulb on the end of the pipette. That way your ~~cartel members~~ lab techs are safe.

[–] [email protected] 7 points 1 year ago (3 children)

We still use mouth in secondary school. I guess its same in undergraduate degree too. But yeah we only take the base in acid-base titration in pipette

[–] [email protected] 8 points 1 year ago

Jesus Christ. 20 years ago my chem teacher used to tell me about the bad old days of having to do this, that it's still happening today is horrifying.

[–] [email protected] 7 points 1 year ago (1 children)

definitely not standard procedure here in the US. And basic solutions can be more dangerous than acids.

[–] [email protected] 3 points 1 year ago

I guess they only gjve non toxic bases for school

[–] [email protected] 2 points 1 year ago (1 children)
[–] [email protected] 2 points 1 year ago
[–] [email protected] 20 points 1 year ago (3 children)

I am a bit concerned everyone is just mentioning the squeeze rubber ball thing, maybe because its time appropriate for the images.

But in modern times people should use something like this https://www.integra-biosciences.com/global/en/pipette-controllers/pipetboy-acu-2

[–] [email protected] 5 points 1 year ago

That's the worst squirtgun ever.

[–] [email protected] 3 points 1 year ago

I love my drummond, if only it came in cool transparent colors too 🥲

[–] [email protected] 1 points 1 year ago

We use drinking straws. You just do the "tap the top opening of the straw really fast" trick and it sucks the medicine right up.

[–] [email protected] 6 points 1 year ago

rubber bulb. its a bit like the end of an eye dropper if you ever used the old fashioned kind. The modern ones are actually sorta complex where you can let go and the liquid will stay inside and you press an area near the kneck which will release the vacum. back in those days it was just a bulb and a bit frustrating to use so they did this dangerous technique.

[–] [email protected] 3 points 1 year ago

With a squeezy rubber bulb thingy.

[–] [email protected] 12 points 1 year ago (1 children)

not a scientist but I'm guessing they are siphoning some chemical by sucking up a small amount in the tube to transfer it to another container

[–] [email protected] 9 points 1 year ago

Aww, I thought they were blowing bubbles. Looked like fun.

[–] [email protected] 33 points 1 year ago (1 children)

Look how long their fancy straws are! I bet they keep chemicals a safe distance away from possible ingestion!

[–] [email protected] 3 points 1 year ago

I'm wondering if a crazy straw was tested...for safety

[–] [email protected] 19 points 1 year ago

lol lol let me suck up this salmonella sample real fast

[–] [email protected] 8 points 1 year ago

Uh, yeah, suck it, pipet boy.

[–] [email protected] 8 points 1 year ago (1 children)

I thought they were sipping pee to test for diabetes 😋😌

[–] [email protected] 4 points 1 year ago

Pipettecore ftw!?

[–] [email protected] 4 points 1 year ago

The silliest of straws.