機器
attire
building
business
clothing
compound
compulsory
construction
danger
dangerous
directives
engineering
equipment
fabricate
fabrication
garments
hazard
hazardous
health
hygiene
hygienic
industrial
industry
inform
information
informative
instruct
instructions
law
machinery
mandatory
manufacture
manufacturing
notice
obligatory
production
protect
protection
protective
regulations
regulatory
risk
rules
safety
sign
signage
site