Bowline developed for use in safety-critical applications. The bowline's name has an earlier meaning, dating to the age of sail. On a square-rigged ship, a bowline (sometimes spelled as two words, "bow line") is a rope that holds the edge of a square sail towards the bow of the ship and into the wind, preventing it from being taken aback. A ship is said to be on a "taut bowline" when these lines are made as taut as possible in order to sail close-hauled to the wind. The bowline knot is thought to have been first mentioned in John Smith's 1691
Lashing (ropework) clove hitch is tied around one leg only and frapping turns are taken between the poles. The round lashing is most frequently used to join two poles together to extend their length. In the simple version, a clove hitch is tied around both poles and there are no frapping turns. The tripod lashing (also known as gyn lashing, of eight lashing, and three-spar shear lashing) is used to join three spars together to form a tripod. Lashing (ropework) A lashing is an arrangement of rope wire or webbing with linking device used to secure and fasten two or more items