Words starting with bituminouscoa
Maybe these words will be useful:
- bituminous — of the nature of bitumen, esp. with regard to its color and combustibility
- bituminous coal — a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg