HM Transportation Abbreviation

HM has various meanings in the Transportation category. Discover the full forms, definitions, and usage contexts of HM in Transportation.

Hazardous Material

Most Common

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.

Transportation
Hazardous Materials
Transportation

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