we used experimental animal data to derive a human acute reference dose of 1.33 g/ kg body weight, which corresponds to maximum concentration of TTX in shellï¬sh of 200 g/kg.
Uses of Nickel. 1  Nickel is used in many products some of you may use everyday including electric guitar strings, magnets and rechargeable batteries. 2  The magnetic properties of nickel actually make it very important for use in computer hard drives.
Summary: Nickel is a very abundant natural element. Pure nickel is a hard, silvery-white metal. Nickel can be combined with other metals, such as iron, copper, chromium, and zinc, to form alloys. These alloys are used to make coins, jewelry, and items such as valves and heat exchangers.