Coal is classified in four main categories based on the amounts of carbon it contains and the heat energy it can produce. The higher ranks of coal typically contain more heat-producing energy. Lignite â Over time, heat and burial pressure turn peat into lignite. Lignite is somewhat light in color, soft and crumbly.
Note: The latest contact information is available at the DARS website. DARS provides services to Texans who are disabled and to families with children who have developmental delays.
Procurement and Supply Chain Benchmarking Association. The Procurement And Supply-chain Benchmarking Association (PASBAâ¢) is currently a free association of procurement and supply chain organizations within major corporations. PASBAâ¢ conducts benchmarking studies to identify best practices surrounding procurement and supply chain organizations that improve the overall operations of the members.