Reference

OSHA's sanitation standard (29 CFR 1910.141) sets the floor for general industry: toilet facilities provided by workforce size, kept sanitary, with hand-washing provision — and employees must have availability, meaning prompt access without unreasonable restriction (a point OSHA has reinforced in…

Sealed systems exist because open reservoirs grow things: topping off bulk-soap dispensers without cleaning them is a documented contamination path, which is why healthcare and food service standardized on bag-and-cartridge walls. Open refills stay legitimate in controlled environments — small…