TOP WHERE IS POTASSIUM CYANIDE POWDER FOUND SECRETS

O'Bryan set potassium cyanide into five large Pixy Stix that he gave to his son and daughter together with three other children. Only Timothy ate the poisoned sweet and died.Pick out once the contaminant and concentration on the contaminant are regarded as well as the concentration is below the right occupational exposure limit or below AEGL-1 for