lesson 2.2 ( defects of wood, board feet formula) Flashcards
1
Q
attack of fungi
A
decay
2
Q
cracks caused by shrinkage
A
checks
3
Q
circular imperfections caused by a broken-off tree branch
A
knots
4
Q
small openings
A
pitch pockets
5
Q
lack of wood in the corner
A
wane
6
Q
unequal shrinkage (warp)
A
warping
7
Q
boardfeet formula with length in ft
A
TWL(ft)/12
8
Q
boardfeet formula with length in inches
A
TWL/144
