Sulfur and iron accumulation has once again been found in wood samples from old shipwrecks in the Baltic Sea. This time the samples are from the merchant vessel Ghost wreck and the warships Sword and the Crown. Wood samples from the ships have been analyzed by a group of scientists.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/N...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/N...