3DPrinting
3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.
The r/functionalprint community is now located at: or !functionalprint@fedia.io
There are CAD communities available at: !cad@lemmy.world or !freecad@lemmy.ml
Rules
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No bigotry - including racism, sexism, ableism, homophobia, transphobia, or xenophobia. Code of Conduct.
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Be respectful, especially when disagreeing. Everyone should feel welcome here.
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No porn (NSFW prints are acceptable but must be marked NSFW)
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No Ads / Spamming / Guerrilla Marketing
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Do not create links to reddit
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If you see an issue please flag it
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No guns
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No injury gore posts
If you need an easy way to host pictures, https://catbox.moe may be an option. Be ethical about what you post and donate if you are able or use this a lot. It is just an individual hosting content, not a company. The image embedding syntax for Lemmy is 
Moderation policy: Light, mostly invisible
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We'd better go the full mile. Here's my list of things to be banned, For Our Safety^TM^:
I'm sure I can think of others if you give me a minute or two.
Iron rust. Can be used with the aluminum you included to produce thermite.
Can't you make a pipe bomb out of PVC?
Not a good one, I'd imagine. The casings real purpose afaik is to turn into shrapnel, I don't think plastic would be as effective. Then again, I believe it's common to mix screws or similar in with the explosive for more shrapnel, so maybe. Just speculating though
Usually you fill pipe bombs with shrapnal, like BBs