hygiene
noun [ U ]
uk/ˈhaɪdʒiːn/ us WORKPLACE
care and attention that is given to keeping yourself and your environment clean, especially to prevent disease:
good/poor/proper hygiene Hospital staff blamed the spread of infections on poor hygiene.
personal/public/worker hygiene Among the problems cited were inadequate hand-washing facilities and poor worker hygiene.
See also
industrial hygiene
occupational hygiene