Definition of non-hazardous in English:

non-hazardous

Pronunciation /nɒnˈhazədəs/

adjective

  • Safe; not characterized by or associated with undue hazards or risks. Formerly especially: designating or relating to goods attracting the lowest rates of insurance against fire loss.

Origin

Mid 19th century; earliest use found in The Liverpool Mercury. From non- + hazardous.