hello i got some diffwood a couple of days ago and asked the man how long i should soak it he said if it sinks stright away it should be fine well it did sink after about 30 secs but because my brother put his in to quick ( it turned his water green and hasnt bin able 2 fix it) i wanted to make sure sure so i soaked it in cold water changing it now and again 4 about two days and put it in boiling water about 4 hours ago do u think it wiil be ok to put in my tank or should i soak it for longer? its about 7 inches long.thanks.*celebrate