300
Name the materials from trees that are used to make various products.
branches – cut into logs to make lumber
cellulose – gives rigidity and support
bark – bottle corks, bulletin boards, inner cores of baseballs, drug to cure malaria, and more
saps – paint thinner, chewing gum, medicine, rubber soled shoes, and more
fruits and nuts – food for humans, artificial vanilla, inks, adhesives, and more