What test an be performed to detect a leak after fueling a gasoline-powered boat?

What does a trimmer do on a sailing boat? Do you need proof of boat insurance to register a boat and trailer in NC? How old is a Johnson outboard motor serial number J2659338? What is the oil to gas ratio for 1975 Johnson 135hp outboard motor? What should you allow extra room when overtaking? How heavy was the Costa Concordia? Can leather car seats get wet? What is the age to drive a jet ski in Arkansas? Why is a dinghy called a dinghy? Personal watercraft are considered what type of motor vessel? What color light must a kayak use at night? What do you need to ride a jet ski? Weight of a 1999 sprint deck boat? Can you travel to the Bahamas with a green card? What are the types of boats? What is trouble code P 1116 on a 2006 seadoo RXT 215 hp personal water craft? What factors should be considered in determining personal assignment to shifts? What can you do on both a patio and a yacht? How long does it take to sail from London England to Lion Island Australia? What license and insurances are required to enter into a boat rental agreement?