How to make a block of polystyrene

Have you ever wondered what goes into making a block of polystyrene? Here is the ‘recipe’ for making polystyrene.

1. You’ll need a few cups of 1mm polymar beads

polymar beads

2. Steam the beads until they rise to about 4mm

steamed polymar beads

3. Bake in the block mould at about 80kpa for approximately 4 and a half minutes

bake the block

4. Allow to cool and remove the polystyrene from the mould

creating polystyrene

5. Cut into slices and serve

cutting polystyrene

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