Printing Processes and Printing Inks, Carbon Black and Some Nitro Compounds: The Evaluation of Carcinogenic Risks to Humans

Exposures in the printing industry are assessed according to their occurrence in printing ink manufacture and in printing operations such as letterpress lithography flexography gravure and screen-printing. Although many epidemiological studies have demonstrated some evidence of cancer risk in printing trades and printing industries the assessment found several important problems in the design of these studies. Occupational exposures in printing processes were classified as possibly carcinogenic …