(Figure 1. continued)
Safety Icon Message Content % Correct
Comprehension		 % Critical
Confusion		 # Participant Design
Suggestions
if itchy all over, stop, strip and wash your body If your eyes are watering, your skin is stinging, you are having trouble breathing or you just think you have been exposed to a chemical, immediately strip and wash. Look for a hose, fountain or any source of water. 71.9% 12.3% 24
roll around when on fire Stop, drop and roll. 78.9% 8.8% 6
don't enter a burning building Do not go back into a burning building, and carefully supervise small children. 78.9% 3.5% 23
have a thick shild for radiation Shielding: If you have a thick shield between yourself and radioactive materials, more of the radiation will be absorbed by the thick shield, and you will be exposed to less. 82.5% 10.5% 16
move away from radiation as quickly as possible Get away from the substance as quickly as possible. 42.1% 15.8% 24
stay away from elevators Do not use elevators. 84.2% 3.5% 8
go into a building for safety It would be better to go inside a building and follow your plan to “shelter-in-place.” 84.2% 10.5% 9
cover face with a wet cloth Use a wet cloth to cover nose and mouth. 96.5% 0.0% 8
wash hands Wash with soap and water, but do not scrub the chemical into the skin. 98.2% 1.8% 24
go under a table during an earthquake Take shelter against your desk or a sturdy table. 98.2% 0.0% 5
leaving quickly Exit the building as quickly as possible. 98.2% 1.8% 9
do not open hot doors Do not open the door if it is hot. Look for another way out. 100.0% 0.0% 2