The MOE has proposed amendments to O. Reg. 419/05 (Air Pollution - Local Air Quality) to introduce new or updated standards for the following air contaminants: acrolein; benzene; 1,3 - butadiene; hexavalent chromium and chromium and chromium compounds divalent and trivalent; dioxins, furans and dioxin-like PCBs; manganese and manganese compounds; nickel and nickel compounds; polycyclic aromatic hydrocarbons and uranium and uranium compounds. Further information is available on the EBR Registry.