7 ms·this isn't always true. i live somewhere so dry PLA is fine left open for several months w no water uptakeby sitzkrieg 1y agothis isn't always true. i live somewhere so dry PLA is fine left open for several months w no water uptakedelecti 1y agoOP specifically mentioned "PC/Nylon/ABS".sitzkrieg 1y agosame applies for those, i was using PLA as an example as its more hygroscopic. not that it's hard to store a spool of filament in a plastic bin