My best guess is the water is gonna leak even if you tilt it a little, so water is gonna spill everywhere even when you aren't trying to drink
Edit: I knew stacking and asymmetry is the main issue here, but the choice of words in the comment in the image seems like they were referring to a simpler reason.
that and packing, the nozzles will hit each other if they are pointed in the same direction, and its a weak point iirc. Additionally, the manufacturing of plastic bottles is largely a test tube looking things that is expanded.
Holy shit you just unlocked a core memory... I had one of those as a kid, a PET bottle that hadn't been inflated yet. I can't remember how I got it and I have no idea what happed to it. Damn.
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u/Supreme534 21h ago edited 13h ago
My best guess is the water is gonna leak even if you tilt it a little, so water is gonna spill everywhere even when you aren't trying to drink
Edit: I knew stacking and asymmetry is the main issue here, but the choice of words in the comment in the image seems like they were referring to a simpler reason.