For fingerprint extraction, there are two basic types of dusting powder that can be used: Regular Powder: Regular powder differs from magnetic powders in the respect that magnetic powders contain iron and they adhere to a magnet.
Some environmental art: 1  Informs and interprets nature and its processes, or educates us about environmental problems. 2  Is concerned with environmental forces and materials, creating artworks affected or powered by wind, water, lightning, even earthquakes.
bust - a sculpture of the head and shoulders of a person. carving - a sculpture created by removing material (as wood or ivory or stone) in order to create a desired shape. marble - a sculpture carved from marble. mobile - sculpture suspended in midair whose delicately balanced parts can be set in motion by air currents