The Aging Workforce
Implications for Warning Symbol Design
Employers have an ethical and legal obligation to inform all workers of the presence of hazards and methods of avoiding or protecting themselves from these hazards. Often, this communication takes the form of warning signs and labels. With increasing diversity in workplaces and worksites, symbols have become a critical component of warnings. Symbols have the potential to be understood by groups varying in language background and reading ability and, often, can be seen from greater distances than text.
However, several studies have shown that many warning syrnbols are poorly understood and that older adults have even ,' greater difficulty understanding warning symbols (Hancock, Rogers & Fisk, 1999; Lesch, 2003; Hancock, Rogers, Schroeder, et al. …
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