Question

Go through the following chart and describe how waste polythene is recycled : [Points: Waste polythene bags collected - cleaned-dried - melted at 125°C-jelly like substance prepared — sawdust or paddy husk mixed - mixture pressed with rollers - shaped into moulds cooling - ready for market.]
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Answer 1

1) First the polythene bags that are thrown away are collected.

2) The polythenes are cleaned and dried and melted at 125° C

3) The jelly like substance is prepared

4) Sawdust or paddy husk is mixed nicely

5) The mixture is pressed with rollers

6) Then the mixture is shaped into moulds cooling

7) Then it is ready to go to market.