Figure 4From: New views on the hypothesis of respiratory cancer risk from soluble nickel exposure; and reconsideration of this risk's historical sources in nickel refineries Plan view of the three floors of KNR's Purification section. Shows stacking and abutment where typical composition of arsenic in processed products before 1953 was 10.4% by weight. Source: Thornhill (1986) [F2].Back to article page