Session 21.22.Designing Message RC Efforts

047 is potential risk comparisons rank from most to

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Unformatted text preview: s… Potential Risk Comparisons Rank from most to least acceptable A. Average vs. peak risk at a particular time or location “The average risk from air toxic x is 1/1000th as great as the risk from last Saturday when a valve malfunctioned” B. Risk at time 1 vs. risk at time 2 “The risk from air toxic x is 40% less than it was before the plant installed scrubbers last October” C. Risk vs. benefit “The chemical that creates air toxic x is used by hospitals for sterilization and helps save many lives” D. Voluntary vs. involuntary risk “The risk from indoor radon exposure equals the risk of death in an auto accident for anyone who lives for 20 years at levels exceeding EPA standards” E. Risk of doing something vs. not doing it “If the newest and most advanced emission control equipment is installed, the risk will be x, whereas if we don’t install it will be y” Potential Risk Comparisons Most acceptable to least acceptable B. Risk at time 1 vs. time 2 E. Risk of doing vs. not doing something A. Average vs. peak risk at a particular time or location C. Risk vs. benefit D. Voluntary vs. involuntary risk Guidelines for Designing Warnings Think of a warning that you see regularly and describe what...
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