Polyvinyl chloride model

MACHINE TRANSLATION (not authorised yet)

The model consists of 30 atoms and 19 connectors, including:
10 carbon atoms (23 mm diameter), 15 hydrogen atoms (16 mm), 5 chlorine atoms (23 mm), 15 short connectors and 4 long ones.
The model can be folded and disassembled, and the polymerization process can be presented on the model using long connectors.