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.
Where & Why Nickel is Used. Nickel-containing materials play a major role in our everyday lives â food preparation equipment, mobile phones, medical equipment, transport, buildings, power generation â the list is almost endless.
For more than 2,000 years, nickel silver has been used in a number of applications, such as jewelry, coins, plated objects and tableware. It has a silvery-white color and the metal resists abrasion, making it a preferable metal. In terms of properties, it has much in common with bronze and brass.