No abstract

A design is presented for the construction of an inexpensive tricolor mixer which is capable of continuous variation in hue and saturation. The degree of precision of measurement of the stimuli produced can be manipulated to meet the demands of the experimenter by selection of filters and mechanical components.

ment that researchers and practitioners can use to structure their approach to the design, testing, and evaluation of warnings and risk communications in a variety of environments, including occupational settings and consumer products. Given the recent proliferation of interest and research activity in warnings and risk communications, this book is a welcome attempt to unite the specialty area.