occurs when a board is cut from a crooked log. Wood is 10x stronger in the direction of grain than across the grain. A cross-grain angle greater than one part in ten weakens the wood in bending.
A veneer face or sheet where the dimension across the grain is greater than the length dimension.
Some thing is cut at right angles to the grain line, across the grain. Border prints are usually cut this way.
Cutting a board across the way the grain runs.
Applied to wood in which the grain is not running lengthwise of the material of in one direction. The irregularity is due to interlocked fiber, or to uneven annual rings, or to intersection of branch and stem.
the grain runs from the front of the shingle to the back within 3" (75mm) of the length of the shingle in the area 6" (150mm) up from the butt.
The paper grain runs opposite direction from side scores. This can result in increased waste, curling of flaps, or both.
Alternate term for against the grain.
Departure of lines of grain from running parallel to the edges of a board. They are either diagonal or spiral or a combination of both.