As the world is facing fuel crises compounded by pollution of different kinds any invention that brings out the solution to this problem is considered as bounty. In one of such innovative technologies is the development of new kind of engine which runs entirely with the power of compressed air. This definitely reduces usage of fossil fuels which in turn reduce pollution due to combustion of such fuels. Here the fuel cost is also substantially reduced as it is just an air which is abundantly available in the atmosphere.