Answers

2015-10-07T22:02:07+05:30
if there are no metalsĀ 
1.there would be no cars made out of steel
2.engines would not be there,we can't use any non-metal in this caseĀ 
3.houses can't be built because we need steel rod to make pillars,if we build hut it won't last for long years.

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