Granny knot its possible use tying the necks of grain sacks. When attempting to tie a reef knot (square knot), it is easy to produce a granny knot accidentally. This is dangerous because the granny knot can slip when heavily loaded. A tightened granny knot can also jam and is often more difficult to untie than the reef knot. It is better to tie a reef knot in nearly all circumstances. One way to distinguish them is that in the reef knot each loop passes completely over, or completely under (not through) the neck of the other. The reef knot is commonly
Windsor knot Windsor knot The Windsor knot, also referred to as a Full Windsor or as a Double Windsor to distinguish it from the half-Windsor, is a method of tying a necktie. The Windsor knot, compared to other methods, produces a wide symmetrical triangular knot. The knot is often thought to be named after the Duke of Windsor (King Edward VIII before his abdication). It is likely, however, that it was invented by his father, George V. The Duke preferred a wide knot and had his ties specially made with thicker cloth in order to produce a wider knot when tied with