Condensation polymers - Polyamides

[@reginaesperon1361]

such a great explanation I could not find anywhere else, thank you so much!!

[@potati4097]

this video is soo useful. u deserve way more views ♥

[@CamillaCOC]

You are amazing!!!! Thank you SO MUCH

[@lynndeskpeace921]

Excellent.

[@saulgoodman8052]

What is the name of the polymer at 3:32 ?