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.
All of the elements of the halogen family are found in common use in everyday life. Fluorine is used in compounds to strengthen the enamel of your teeth against decay. It is also used in acid form to etch glass.