that Bangkok can make toresolve this problem. The very first option that the Thai government should deal with is theimprovement in effectiveness of laws and public promotion among each individual.The law about a car s performance and efficiency should be more comprehensive.As a result of the incomplete burning of gasoline engines, a three-way catalyticconverter must be installed in every car to reduce the noise and toxin (Jones 11).Black smoke from low performance cars can give out a reckless amount