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.
Art in a Nutshell. Subtractive / Additive. Subtractive sculpture is the oldest form of sculpture and involves removing material, as in wood carving or stone sculpture, to create a finished work. Subtractive sculpture is by far the most technically difficult and due to the nature of the medium is the most restrictive in expression.