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.
As a result, the materials can be Clay/Terracotta, Hardstone/Marble, Plaster of Paris, Concrete etc. This link has around 51 materials which can be used as sculpture materials Category:Sculpture materials.