Something like that is possible with plastic milk jugs. Just apply heat and you end up with something like taffy that can be molded. Maybe wall panels (with so

Something like that is possible with plastic milk jugs. Just apply heat and you end up with something like taffy that can be molded. Maybe wall panels (with some filler like sawdust?) are feasible? https://www.youtube.com/watch?v=jdKmq7Kjt0I https://www.youtube.com/watch?v=jdKmq7Kjt0I