This includes coal and coal products recovered from heaps and other waste containers. In the case of petroleum products, these are petroleum products that pass through the network for the second time to the market, after being delivered to the last final ones (eg used lubricants that are working again).

• Regulation (EC) No 1099/2008 of the European Parliament and of the Council of 22 October 2008 on energy statistics
  Place of publication: (Dz. Urz. UE L 304 z 14.11.2008, str. 1, z późn. zm.)