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.
The Angel of the North is a contemporary sculpture, designed by Sir Antony Gormley, located near Gateshead in Tyne and Wear, England.ue to its exposed location, the sculpture was built to withstand winds of over 100 mph (160 km/h). Thus, foundations containing 600 tonnes of concrete anchor the sculpture to rock 70 feet (21 m) below. The sculpture was built at Hartlepool Steel Fabrications Ltd using Corten weather-resistant steel.