ENVIRONMENT
- mianadóireacht ligníte Tagairt an Ghníomhaireacht Eorpach Comhshaoil (GEC)
- ga
- lignite mining
- en
- Sainmhíniú 1.Extraction of brown coal from natural deposits; lignite is a brownish-black solid fuel in the second stage in the development of coal. It has a little over half the heating value of bituminous or anthracite coal. Tagairt 1.KORENa;