I think a bigger priority is figuring out what the hell to do with all the failed PLA prints and PLA supports because contrary to popular belief PLA plastic is in fact, not really biodegradable whatsoever, it can be broken down with enzymes in specific industrial processes but that's about it. I don't want to send it to an landfill either that isn't the point.
After a bit of research i learned that basically only laboratory-accessible solvents can dissolve PLA of which include: DCM, chloroform, and benzene
DCM (dichloromethane) is an industrial solvent that's not readily available and while researching its safety yielded mixed results, it is a known carcinogen that can cause acute nervous system damage and is dangerous to come into contact with and requires PPE that doesn't dissolve in contact with it,
on the other hand, people have stated that DCM "isn't much more dangerous than acetone" and to just make sure your not basking in it, people have been exposed to DCM for over 30 years "with no ill effects" and others also say that "DCM is dangerous stuff".
DCM is in multiple plastic bonding products and adhesives as well.
Chloroform in my opinion is way more of a nono, iirc chloroform will decompose into phosgene gas when left to sit and chloroform also turns into carbon monoxide when inhaled which can lead to asphyxiation if not handled properly. Phosgene is one of the chemicals used in WWI as poison gas, I believe it literally destroys your lungs chemically or is a really bad nerve agent or something. I think chloroform is wayyyy more of an acute risk than DCM.
Benzene is used in gasoline, it's a know carcinogen, and it isn't as good at dissolving PLA but still might be a good candidate.
So if I am going to figure something out I will need to build a fume hood and make my garage or shed or room a safe area to do chemistry in, and while at that I have some future project ideas that also require chemistry equipment so it's might be a long time until I get to actually figure out what I'm going to do with the PLA
A note on making a small chemistry area, it isn't necessary but a separated air resistant area (like separated like a portable cleanroom, plastic bag and positive pressure) I also would like to have some sort of atmosphere control including temperature and humidity which might be possible with equipment I already have but this will allow me to 3D print more reliably as Florida humidity often reaches 90% and even with an building sized AC unit in our house the upstairs can sometimes reach 80 degrees while the AC is set at the 60s, and I've only seen the internal RH drop into the teens once, most of the time it's 40-50 which is mid for PLA but any other plastics is absolutely awful for and can ruin filament over time, I don't want to have to use my shitty filament drier all the time and I'd rather just store it in an area that already has the right humidity. So there are alot of things on the road to experimenting with home recycling PLA that will be interesting to see
After a bit of research i learned that basically only laboratory-accessible solvents can dissolve PLA of which include: DCM, chloroform, and benzene
DCM (dichloromethane) is an industrial solvent that's not readily available and while researching its safety yielded mixed results, it is a known carcinogen that can cause acute nervous system damage and is dangerous to come into contact with and requires PPE that doesn't dissolve in contact with it,
on the other hand, people have stated that DCM "isn't much more dangerous than acetone" and to just make sure your not basking in it, people have been exposed to DCM for over 30 years "with no ill effects" and others also say that "DCM is dangerous stuff".
DCM is in multiple plastic bonding products and adhesives as well.
Chloroform in my opinion is way more of a nono, iirc chloroform will decompose into phosgene gas when left to sit and chloroform also turns into carbon monoxide when inhaled which can lead to asphyxiation if not handled properly. Phosgene is one of the chemicals used in WWI as poison gas, I believe it literally destroys your lungs chemically or is a really bad nerve agent or something. I think chloroform is wayyyy more of an acute risk than DCM.
Benzene is used in gasoline, it's a know carcinogen, and it isn't as good at dissolving PLA but still might be a good candidate.
So if I am going to figure something out I will need to build a fume hood and make my garage or shed or room a safe area to do chemistry in, and while at that I have some future project ideas that also require chemistry equipment so it's might be a long time until I get to actually figure out what I'm going to do with the PLA
A note on making a small chemistry area, it isn't necessary but a separated air resistant area (like separated like a portable cleanroom, plastic bag and positive pressure) I also would like to have some sort of atmosphere control including temperature and humidity which might be possible with equipment I already have but this will allow me to 3D print more reliably as Florida humidity often reaches 90% and even with an building sized AC unit in our house the upstairs can sometimes reach 80 degrees while the AC is set at the 60s, and I've only seen the internal RH drop into the teens once, most of the time it's 40-50 which is mid for PLA but any other plastics is absolutely awful for and can ruin filament over time, I don't want to have to use my shitty filament drier all the time and I'd rather just store it in an area that already has the right humidity. So there are alot of things on the road to experimenting with home recycling PLA that will be interesting to see
Also low humidity is required for carbon fiber impregnated nylon which I have a spool of
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admins can yall have me wake up to more catboys tomorrow?
i havent seen like any lately wheres my motivation to exist
Ziemniaki
Am I ruining fun for everyone?
no, also we should play CS again it was fun
PenguinPoint
admins can yall have me wake up to more catboys tomorrow?
I have many unchecked chats, it’s about time I go searching again
PenguinPoint
Photo
fucckk i just scrolled past this again 🥵
PenguinPoint
fucckk i just scrolled past this again 🥵
i must make children with someone like this NOW
Sushi
Like what
If you going to produce not enough electricity generated by footsteps in Japan you going to be publicly skinned alive than boiled in your own juice in bronze bull
❤1