society > occupation and work > materials > fuel > coal or types of coal > [noun] > coal-derived fuel
coal ball1603
pipe-coal1612
hotshot1673
hotshoot1704
fireball1735
brickette1806
briquette1884
coal slurry1912
slurry1913
semi-coke1918
Phurnacite1937
syncrude1971
1704 Dict. RusticumHotshoots, or Hovilses; are things made by taking a third part of the smallest of any Coal, Pit, Sea, or Charcoal, and commixing them very well together with Loam.
This entry has been updated (OED Third Edition, December 2008; most recently modified version published online June 2018).