this isn't always true. i live somewhere so dry PLA is fine left open for several months w no water uptake
OP specifically mentioned "PC/Nylon/ABS".
same 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
OP specifically mentioned "PC/Nylon/ABS".
same 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