Question

why is wood so much stronger parallel to the grain than perpendicular

Answer 1

hii Mate.....
the long chains of fibre make the wood exceptionally strng they resist strss and spread the load over the lenghth of the board.Furthrmre,cellulose is tougher thn lignin.Its easier to split a board with the grain than its to brak it accross the grain.....hope ths wll hlp u