Fig. 10From: Exposure to lead-free frangible firing emissions containing copper and ultrafine particulates leads to increased oxidative stress in firing range instructorsSimultaneous plots of air monitoring data and 8-OHdG levels over time. A 8Â h TWA CO and 8-OHdG levels for line instructors and controls at WPAFB. B 8Â h TWA LDSA and 8-OHdG at WPAFB. C 8Â h TWA Cu and 8-OHdG at WPAFB. D CO and 8-OHdG levels for line instructors at JBC. E LDSA and 8-OHdG levels for line instructors at WPAFB. F LDSA and 8-OHdG levels for line instructors on the line at JBCBack to article page