Adena culture Spoons, beads and other implements were made from the marine conch. A few copper axes have been found, but otherwise the metal was hammered into ornamental forms, such as bracelets, rings, beads, and reel-shaped pendants. Adena culture The Adena culture was a Pre-Columbian Native American culture that existed from 1000 to 200 BC, in a time known as the Early Woodland period. The Adena culture refers to what were probably a number of related Native American societies sharing a burial complex and ceremonial system. The Adena lived in an area including parts of present-day Ohio, Indiana, Wisconsin, West Virginia, Kentucky,
Shell Chemicals Shell Chemicals Shell Chemicals is the petrochemicals arm of Royal Dutch Shell. The name "Shell Chemicals" refers to the nearly seventy companies engaged in chemicals businesses for Shell, which together make up one of the largest petrochemical producers in the world. Shell companies first entered the chemicals industry in 1929, via a partnership with Koninklijke Nederlandsche Hoogovens en Staalfabrieken in the Netherlands called NV Mekog, which manufactured ammonia from coke-oven gas produced at the steelworks in IJmuiden. Meanwhile, in the United States, the Shell Chemical Company (founded 1929) began the world's first production of ammonia from natural gas in California