organic material
71Disruptive Pattern Material — British Soldier 95 woodland pattern DPM, also known as DPM 95 Disruptive Pattern Material (DPM) is the commonly used name of a camouflage pattern used by British forces as well many other armies worldwide, particularly in former British colonies …
72State Research Center for Optics and Material Sciences (OPTIMAS) — The State Research Center for Optics and Material Sciences (OPTIMAS) connects two areas of research for which the University of Kaiserslautern has a national and international reputation, founded upon relevant contributions to the development of… …
73Tortoiseshell material — Tortoiseshell is a material produced mainly from the shell of the hawksbill turtle, an endangered species. It was widely used in the 1960s and 1970s in the manufacture of items such as combs, sunglasses, guitar picks and knitting needles. In 1973 …
74coprogenic material — [ soil survey ] The remains of fish excreta and similar materials that occur in some organic soils. GSST …
75parent material — The unconsolidated and more or less chemically weathered mineral or organic matter from which a soil’s solum is developed by pedogenic processes. GSST …
76Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …
77Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
78environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
79Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
80Anaerobic digestion — and regenerative thermal oxidiser component of Lübeck mechanical biological treatment plant in Germany, 2007 …
