mud logging
n.— «Tecton provides on-site rig monitoring and mud logging for the geothermal drilling industry. Mud logging is the term for testing and keeping track of the microscopic nature of rock and the presence of liquid in wells during the drilling process.» —“Geothermal driller ThermaSource acquires Tecton Geologic of Windsor” by Loralee Stevens Business Journal Sept. 9, 2008. (source: Double-Tongued Dictionary)
Further reading
Astronauts returning from space say they experience what’s called the overview effect, a new understanding of the fragility of our planet and our need to reflect on what humans all share as a species. A book about the end of the universe...
Ribbon fall. Gallery forest. You won’t find terms like these in most dictionaries, but they and hundreds like them are discussed by famous writers in the book Home Ground: A Guide to the American Landscape. The book is an intriguing collection...