Did the Arabs invent a boat with a triangular sail to travel Africa?

You are operating a boat with a power ventilation system you have just fuel this boat how long should you let the ventilation system run before starting the engine? What is the Weight of a 1972 Johnson 55 hp outboard motor? In what conditions do most boating accidents occur? What is mandatory project? How do you fake down a line? What is the bow of a boat? What was the name of the queens royal yacht? Example of-phrase sentence? How is the word submarine used in a sentence? What would be the gasoil mixture for a 1976 Evinrude 85 Horse power motor? Would a Great White Shark attack a Submarine? When did super model sheila Johnson appear on the scene? What is the fuel mixture for a 1998 90 hp evinrude? What country has the most submarine? Where is the memorial to the 15 yacht men who lost their lives in the 1979 Fastnet Race? Do you have to put motor oil in your snowmobile motor if you mix the gas and oil? Does it matter where a boat's name is placed? What wind measurement is considered smooth water with small waves? How many syllables in word boat? What does a sb 5 yellow buoy?