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.
environment. 1  the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2  Ecology. the air, water, minerals, organisms, and all other external factors surrounding and affecting a given organism at any time. 3  the social and cultural forces that shape the life of a person or a population.