1st mistake Goki, you should know better than that.
I both sympathise & empathise with you mate, it's friggin' heartbreaking in a way and never goes down easy.
I imagine the person responsible for introducing said polymer into Transformer's manufacturing, keeps a very low profile and is forced to cry himself to sleep every night as he's unable to close his eyes without seeing the scores of children, infant & adult-alike, who's hearts he's broken with such an inexcusable act!