And now for an alternative (stop this video when it starts talking about cellulose):
First watch video 2 from the previous lesson from the 8:20 min mark - as soon as he starts talking about cellulose then carry directly on with ours.
Video 2: Details about cellulose.
Video 3 Detail on condensation polymerisation:
Educators > Gamification > Laboratories & Lab-rats > HSC Chemistry > Production of Materials >