Depends on the plastic, you can safely heat most polypropylene and polyethylene based plastics. If it’s putting off noxious fumes then it probably has urethane, styrene, or vinyl in it.
The worst plastic to overheat that I’ve worked with is kydex. Even though it’s most common application is as a thermoplastic, if you over heat it the stuff off gasses hydrogen chloride.
One time we accidentally put a knife in a turbo chef oven.
It melted the handle in less than 5 minutes and the stench was unforgettable. Smell went down hallways.
Melting plastic is truly noxious. If not fake and gay his room must be a biohazard.
Depends on the plastic, you can safely heat most polypropylene and polyethylene based plastics. If it’s putting off noxious fumes then it probably has urethane, styrene, or vinyl in it.
The worst plastic to overheat that I’ve worked with is kydex. Even though it’s most common application is as a thermoplastic, if you over heat it the stuff off gasses hydrogen chloride.