A plastic that cannot be softened by heat is described as? by Sunday | May 13 | Chemistry WAEC | 0 comments A. thermosetting B. non-biodegradable C. thermoplastic D. malleable Correct Answer: Option A A. thermosetting Users Also Read These:A solid of mass 0.5kg initially at 50oC melts at…Calculate the heat energy required to vaporize 50g…Waste plastics accumulate in the soil and pollute…The major raw material in a plastic industry is?The heat accompanying the reaction represented by…