Timber from heart wood is:
A. more fragile and resistant to the attack of insects
B. more durable and more resistant to the attack of micro organism and insects
C. more hard and less resistant to the attack of micro organism
D. less durable and more resistant to the attack of micro organism and insects
Answer:B
Timber from heart wood is:
A. more fragile and resistant to the attack of insects B. more durable and more resistant to the attack of micro organism and insects C. more hard and less resistant to the attack of micro organism D. less durable and more resistant to the attack of micro organism and insects