RedactedNarrative: Two people were launching a boat from the dublin public boat ramp. The operator, operator, advised the motor was not turning over. The passenger, occupant, advised he opened the hatch in the back of the boat where the batteries were and before he or operator could get to the batteries, there was an explosion. They advised the explosion was almost immediately after the hatch was opened. 
  
  Operator advised they had just filled the boat up with gas prior to launching, the key was out of the ignition, and the trolling motor was not being operated. The explosion caused gas to hit both subjects. 
  
  Occupant received burns from gas to his face and left arm/hand. Operator received burns from gas to his right forearm. 
  
  They were able to put out the fire with the fire extinguisher they had on board the boat. Ems responded and transported both subjects to carilion new river valley medical center in christiansburg, va. 
  
  Operator received first degree burns to his right forearms. Occupant received first degree burns to his face and second degree burns on his left hand/arm in multiple places. Occupant was later transported to the burn center in roanoke.