Arsenic is a chemical element with symbol As and atomic number 33. Arsenic occurs in many minerals, usually in conjunction with sulfur and metals, and also as a pure elemental crystal. Arsenic is a metalloid. It can exist in various allotropes, although only the gray form has important use in industry.ray arsenic (Î±-As, space group R 3 m No. 166) adopts a double-layered structure consisting of many interlocked, ruffled, six-membered rings. Because of weak bonding between the layers, gray arsenic is brittle and has a relatively low Mohs hardness of 3.5.
Consumers' cooperative is ought to provide quality goods and services at the lowest cost to the consumer/owners alike.producer cooperatives help in creation of jobs hence help alleviate poverty. 5 people found this useful.
The role of a film producer varies based size and type of the production. Producers may take responsibility for raising capital. Writers who negotiated input on the creative execution of their screenplay can also serve as film producers. Typically, you can gauge a Producer's salary based on his or her experience, credibility and skill level.