caution icons line icons and signs. hazard, alert, stop, limit, safety, caution, attention, notice outline

warning hazard alert stop limit safety caution attention notice exclamation icon sign symbol defend prohibit precaution desist abstain prohibitory injunction peril protect cautious forebode forewarn mindful noticeable presage taboo vigilance alertness careful beguile circumspect heedful warningly avenger guarded risky riskful vector line