nonburnable

/nɑnˈbɜrnəbəl/
adjective
  1. Not able to be burned; not suitable for burning.
    • The city collects nonburnable trash separately from yard waste.
    • Glass and metal are nonburnable materials that should be recycled.
    • Always check the label to see if an item is nonburnable before disposal.
Antonyms
What does "nonburnable" mean? | whatsthatwordmean | whatsthatwordmean