nonpolluting

/nɑnˈpəˈlutɪŋ/
adjective
  1. Causing no pollution; environmentally clean.
    • Solar panels are a nonpolluting source of energy.
    • The company developed a nonpolluting engine for its new cars.
    • Many people prefer nonpolluting products to help protect the planet.
Synonyms
What does "nonpolluting" mean? | whatsthatwordmean | whatsthatwordmean