Related Clues:
- Patio bagful
- Grill gas
- Sketcher's medium
- Very dark grey
- Drawing at top table missing one with black stuff
- Black carbon from burning wood
- Carbon stick for drawing
- Alternative to charcoal
- Old man stayed in tending to fuel
- Artist, initially in depression, keeping up daily drawing
- Dad lying about gas
- Check curve round a lake, using coloured sticks
- (Bottled) fuel gas
- Drawing material
- Coke that is dumped containing poisonous gas, a type of fuel