Sweet gums are so called because they exude a fragrant yellow resinous gum.. The tree is known by a wide variety of names, among them alligator-tree and alligator wood (probably a reference to the warty knobs on the tree's bark), incense tree and liquidambar.
What is asbestos? Asbestos is the name given to a group of naturally occurring fibrous minerals that are resistant to heat and corrosion. Because of these properties, asbestos has been used in commercial products such as insulation and fireproofing materials, automotive brakes, and wallboard materials.
Scientists know that a small amount of naturally occurring carbon is carbon-14. Although carbon-14 decays into nitrogen -14 through beta decay, the amount of carbon-14 in the environment remains constant because new carbon-14 is always being created in the upper atmosphere by cosmic rays.