When in 1939 war did break out between Germany on the one hand, and Britain and France on the other, President Franklin D. Roosevelt dutifully invoked the Neutrality Acts. However, he believed that this was a fundamentally different war from World War I.
Another advanced coal technology is coal gasification, a process in which coal is converted to a gas (called syngas) before it is burned, making it easier to separate CO2 as a relatively pure gas before power is generated.
Coal is mainly composed of carbon, oxygen and hydrogen. Humans use  coal in the manufacturing of steel, in generating electricity, as a  source of heat, as a liquid fuel and â¦ in the manufacturing of  cement.3 people found this useful.lean coal is a term for technology (Clean coal technology) that  mitigates emissions of carbon dioxide (CO2) and other greenhouse  gasses that arise from the burning of coal for electrical power. It  reduces the harmful emissions caused by the burning of fossil  fuels. 9 people found this useful.