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12th Biology 2012 Set1 Outside Delhi Board Paper Solution

Question 17

How did Ahmed Khan, plastic sacks manufacturer from Bangalore, solve the ever increasing problem of accumulating plastic waste?

Answer

Ahmed Khan, a plastic sack manufacturer in Bangalore developed polyblend, a powdered structure manufactured from waste plastic which when mixed with bitumen which is an important ingredient for constructing roads, increased the water-repelling property of roads that increased the average lifetime of roads by a multiple of three. So he was successful in finding a problem of plastic waste accumulation.