R 408.42233 Danger sign.

Rule 2233. (1) A danger sign to alert employees shall be used where an immediate hazard exists. The sign shall be removed when the hazard no longer exists. (2) The proportions for a danger sign shall be not less than those prescribed in table 3 and the format of figure 1 shall be followed. (3) A danger sign shall have the signal word "danger" in white within a red oval outlined in white on a black rectangular background in the upper panel. The lower panel where additional wording may be used shall be black or red letters on a white background as shown in figure 1. (4) An employee shall be instructed that a danger sign indicates immediate danger and that special precautions are necessary.