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  2. Hazard symbol - Wikipedia

    en.wikipedia.org/wiki/Hazard_symbol

    Generic warning symbol (Background color varies) On roadside warning signs, an exclamation mark is often used to draw attention to a generic warning of danger, hazards, and the unexpected. In Europe and elsewhere in the world (except North America and Australia), this type of sign is used if there are no more-specific signs to denote a ...

  3. Safety sign - Wikipedia

    en.wikipedia.org/wiki/Safety_sign

    A 'Danger' sign from the 1914 Universal Safety Standards. One of the earliest attempts to standardize safety signage in the United States was the 1914 Universal Safety Standards. [1] The signs were fairly simple in nature, consisting of an illuminated board with "DANGER" in white letters on a red field. [1]

  4. GHS hazard pictograms - Wikipedia

    en.wikipedia.org/wiki/GHS_hazard_pictograms

    a signal word – either Danger or Warning – where necessary hazard statements , indicating the nature and degree of the risks posed by the product precautionary statements , indicating how the product should be handled to minimize risks to the user (as well as to other people and the general environment)

  5. Crossword abbreviations - Wikipedia

    en.wikipedia.org/wiki/Crossword_abbreviations

    Roman numerals: for example the word "six" in the clue might be used to indicate the letters VI; The name of a chemical element may be used to signify its symbol; e.g., W for tungsten; The days of the week; e.g., TH for Thursday; Country codes; e.g., "Switzerland" can indicate the letters CH; ICAO spelling alphabet: where Mike signifies M and ...

  6. Traffic warning sign - Wikipedia

    en.wikipedia.org/wiki/Traffic_warning_sign

    A warning sign is a type of sign which indicates a potential hazard, obstacle, or condition requiring special attention. Some are traffic signs that indicate hazards on roads that may not be readily apparent to a driver.

  7. Weather Words: Red Flag Warning - AOL

    www.aol.com/news/weather-words-red-flag-warning...

    Updated January 9, 2025 at 5:31 AM Red flag warnings are a life-saving warning issued by the National Weather Service, and we aren’t talking about the red flags that are flown at the beach ...

  8. ANSI Z535 - Wikipedia

    en.wikipedia.org/wiki/ANSI_Z535

    ANSI Z535 signal word applications and common colors (some color variations allowed for improved visibility. Follow color variation standards described by ANSI Z535): DANGER! Is only used to identify a hazard that "will" cause death (White w/red background). WARNING!

  9. Precautionary statement - Wikipedia

    en.wikipedia.org/wiki/Precautionary_statement

    OSHA 1910.145 Definition: "May be used to represent a hazard level between "Caution" and "Danger," instead of the required "Caution" tag, provided that they have a signal word of "Warning," an appropriate major message, and otherwise meet the general tag criteria of paragraph (f)(4) of this section." [2]