Mining of lignite

Title: Lignite extraction Includes extraction (underground or above ground, including by liquefaction) and beneficiation (cleaning, dehydration, pulverizing and compression) of lignite, to improve the quality or facilitate transport or storage. Does not include:  Coal extraction (05100);  Peat extraction (08920);  Service activities related to the extraction of lignite (09900);  Manufacture of briquettes and lignite agglomerates (19203);