Occupational diseases a guide to their recognition. Gafafer WM, Dublin LI, eds. Washington: DC: U.S. Department of Health, Education, and Welfare, 1966 Jun; :307-309
Information on workers at risk and on the wood or plant commonly responsible along with disorders or symptoms produced is outlined. Plants and plant products and the associated workers at risk include poison ivy and poison oak in outdoor workers, cashew nut shell liquid-formaldehyde resin in the manufacture of varnishes and brake shoe linings, fruits and vegetables such as asparagus and lemons in harvesters, plant photosensitizers such as fig and celery in agricultural workers, flowers such as chrysanthemum and ragweed pollen in farmers and highway workers, dried pomace from oil extraction of the castor in castor bean workers and dock workers. Toxic, irritant, and allergenic woods are defined and occupational exposure may occur among cabinet makers, carpenters, lumbermen, musicians, sawmill operators and violin makers.