![]() ![]() ![]() The oil coating that has been applied to the boards protects against bacteria penetrating inside the wood grains. The End Grain Cutting Boards are less subject to bacterial contamination then the edge grain, because after cutting on the board with a knife, the wood fibers "close, self heal"when the knife blade is lifted off (as in the first two figures in the picture to the right), the fibers are separated not cut. Knives stay sharp longer and need to be sharped less because wood fibers are perpendicular to the cutting face, and the blade of the knife moves apart the wood fibers, leaving knife marks which self heal. Hardness of the end grain surface is almost one and half times higher than the hardness of edge grain and face grain surfaces. ![]() The end surface of the wood is more firm and long-lived. ![]()
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