After 30 compressions, open the victim's airway - head tilt-chin lift (push the forehead back with one hand and lift the chin to move the jaw forward with the other hand). Give 2 breaths, each for 1-second duration, and look for chest rise.
Ponderosa Pine. Montana designated the ponderosa pine (Pinus ponderosa) as the official state tree in 1949. Montana schoolchildren selected the ponderosa pine over the Douglas fir, American larch, and cottonwood as Montanaâs state tree in 1908, but it was not made official until 1949.
Wood identification. Occasionally referred to as Western yellow pine and blackjack pine, ponderosa pine (Pinus ponderosa) is one of 35 pines native to North America. Mature trees have cinnamon to orange-brown, scaly bark on a trunk up to 8' in diameter at chest height.onderosa pine, Montana's state tree, is truly the wood of the West. Indians wove its long needles into baskets and jewelry. Ranchers felled it for barns and bunkhouses.