
We also have more tests on cars t o make sure enough cars are maintained in a way that protects our environment. In cities, laws ask that more people ride on buses, and employees that trace company cars should limit the time they drive and the number of trips that they make. Cars model several pollutants that are toxic. This causes many problems. One problem it causes is cancer. besides about cars generate hydrocarbons, nitrogen oxides, and carbon monoxid...If you want to get a full essay, order it on our website: BestEssayCheap.com
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