Bright Sapwood No Defect
Bright sapwood that is permitted in each piece of any amount.
The limiting radius of curvature to which wood or plywood can be bent without breaking.
Heartwood varies from a light orangish brown to a darker reddish brown, sometimes with contrasting darker grayish brown streaks. Color tends darken upon exposure to light. Usually interlocked grain with a medium to coarse texture. Being very durable in regards to rot...
Brittleness in wood, characterized by abrupt failure rather than splintering. Causes include reaction wood, juvenile wood, compression failure, high temperature, and extremes of growth rate.