Harvest a high quality gear beside a destroyed clockwork ( -84, 4, -115 ) Copy/waypoint -84.28, 3.88, -114.59, east and down the stairs from the zone-in.
Harvest high grade coal from a coal scuttle across the room [NW] from the zone-in ( -35, 16, -162 ) Copy/waypoint -34.51, 15.91, -161.91. Try to harvest it from a distance away to avoid aggro.
Harvest the industrial strength solvent from the Barrel of Industrial Strength Solvent, up the stairs and to the right, southwest of the zone-in ( 15, 33, -142 ) Copy/waypoint 14.78, 33.23, -142.49.
Return to Maldura and craft Liquid Fuel in the High Pressure Steam Tank east of Tinkersmith ( 20, -8, -182 ) Copy/waypoint 20.04, -7.83, -182.22.