Example: tourism industry
These Warning Signs
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2. Traffic Signs and Rules of the Road Come to a full stop ...
www.iowadot.govThese signs give you early warning of railroad crossings. 2. Traffic Signs and Rules of the Road. 14 Warning Signs These signs are yellow with black lettering or symbols and most are diamond-shaped. These signs warn you to slow down and be prepared to stop if necessary; a special situation or hazard is ahead. Some common warning signs are shown ...
AS 1319-1994 Safety signs for the occupational environment
www.saiglobal.comdiamond as a warning shape for road signs and water safety signs. The Committee considered that the potential for confusion with certain signs in the Hazchem series (see AS 1216*), notably those for oxidizing agents, would render use of the yellow diamond shape undesirable for general warning signs in the industrial environment.