§ 4c. Investigation of sub-bituminous and lignite coal

• (1) the development of a commercially practicable carbonization method of processing sub-bituminous and lignite coal so as to convert such coal into an all-purpose fuel, to provide fertilizers, and obtain such other byproducts thereof as may be commercially valuable;
• (2) the development of efficient methods, equipment, and devices for burning lignite or char therefrom; and
• (3) determining and developing methods for more efficient utilization of such sub-bituminous and lignite coal for purposes of generating electric power.