burnable snow
n.— «The country’s administration has recently prepared the report to the Congress on the new natural gas discovery. The USA plans to extract gas from the so-called gas hydrates, which are in abundance in the Arctic region. This sort of mineral is often called “burnable snow” and its reserves are estimated at 200 thousand billions cubic feet.» —“The Arctic passions” by Alexandra Belyaeva Neftegaz.RU (Russia) Apr. 7, 20008. (source: Double-Tongued Dictionary)