Risky business in Mexico

While we were in Costa Maya, Mexico on the cruise we rented a boat from this little company on the beach in order to go snorkelling. We all boarded the boat and waited with baited breath to get under way. The man taking us was setting everything up to depart, and this is finally what we realized was going. His method of fueling up is a little bit different from what you might see up here as Jeffrey has clearly labelled for us...