What is the 'Information Ratio - IR'. The information ratio (IR) is a ratio of portfolio returns above the returns of a benchmark -- usually an index -- to the volatility of those returns. The information ratio (IR) measures a portfolio manager's ability to generate excess returns relative to a benchmark but also attempts to identify the consistency of the investor.
Prop 65 lists of over 900 substances, including lead, that businesses are required to warn consumers about. Lead is a natural element in soil, so it can be found in trace amounts in anything that is grown or drawn from the earth â including fruits, vegetables, and, of course, Earthpaste.
Suntans weren't cool in ancient Greece, so women put white lead on their face to make their skin pale. White lead is poisonous, so it did more harm than good. We know the Greeks liked jewellery too, because bracelets, earrings and necklaces are often buried with dead people in their tombs.