HM has various meanings in the Construction category. Discover the full forms, definitions, and usage contexts of HM in Construction.
Any solid, liquid, or gas that can harm people, other living organisms, property, or the environment. It may be radioactive, flammable, explosive, toxic, corrosive, biohazardous, an oxidizer, an asphyxiant, a pathogen or an allergen.
ConstructionAn electrical municipal inspection of the electric meter breaker panel box.
ConstructionLast updated: