Terylene, developed for travelling salesmen’s jackets, migrated into sail cloth
Both Barmouth RNLI lifeboats were launched when a 34ft yacht broke it’s moorings and ended up caught in Barmouth bridge.
Douglas Innes, the company director of Stormforce Coaching Limited, has denied the manslaughter of four crew members who were killed when the yacht Cheeki Rafiki capsized in the North Atlantic.
A French yacht grounded on Brehon Tower rocks between Guernsey and Herm.
One yachtsman was killed, another lost overboard and three rescued from the 65ft yacht Platino, in extreme conditions off the coast of New Zealand
Nine people have been rescued off the coast of Shetland after their yacht caught fire.
The incidents have prompted an RNLI warning for mariners in the area to use caution and listen take advice on where there are submerged rocks.