To obtain the staves that will make up the body of the barrel, t is necessary to have straight trunks. There are two ways of obtaining oak planks: sawing and splitting.
American oak has a heavy texture and a fine grain and does not require splitting. The oak from France is spongy, with a coarse grain, and the only way to separate the wood is by splitting it. This is a very costly process, as wood loss can be as high as 75%.