this post was submitted on 09 Feb 2026
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[–] Ensign_Crab@lemmy.world 1 points 7 hours ago

Not saying anyone's doing this for whistles in particular, but you can make PET filament from salvaged bottles. And VHS tape, but I really doubt anyone is going to be able to print something that needs to be as precise as a whistle from VHS tape. From what I've seen it comes out... lumpy.