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  2. 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)

  3. Traffic warning sign - Wikipedia

    en.wikipedia.org/wiki/Traffic_warning_sign

    An unusual occurrence of the rectangular arrow sign appears on the eastbound approach to Dead Man's Curve in Cleveland, Ohio, US, a curve so sharp that in places an arrow's stem is printed on one sign and the arrow's point is printed on another larger sign further down the road; from the driver's perspective at a distance, the two signs ...

  4. Hazard symbol - Wikipedia

    en.wikipedia.org/wiki/Hazard_symbol

    The sign is commonly referred to as a radioactivity warning sign, but it is actually a warning sign of ionizing radiation. Ionizing radiation is a much broader category than radioactivity alone, as many non-radioactive sources also emit potentially dangerous levels of ionizing radiation.

  5. Liquid nitrogen - Wikipedia

    en.wikipedia.org/wiki/Liquid_nitrogen

    If the liquid nitrogen manages to pool anywhere, it will burn severely. As liquid nitrogen evaporates it reduces the oxygen concentration in the air and can act as an asphyxiant, especially in confined spaces. Nitrogen is odorless, colorless, and tasteless and may produce asphyxia without any sensation or prior warning. [20] [21] [22]

  6. List of UN numbers 1001 to 1100 - Wikipedia

    en.wikipedia.org/wiki/List_of_UN_numbers_1001_to...

    n.o.s. = not otherwise specified meaning a collective entry to which substances, mixtures, solutions or articles may be assigned if a) they are not mentioned by name in 3.2 Dangerous Goods List AND b) they exhibit chemical, physical and/or dangerous properties corresponding to the Class, classification code, packing group and the name and description of the n.o.s. entry [2]

  7. Road signs in the United States - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_the_United...

    11th edition of the MUTCD, published December 2023. In the United States, road signs are, for the most part, standardized by federal regulations, most notably in the Manual on Uniform Traffic Control Devices (MUTCD) and its companion volume the Standard Highway Signs (SHS).

  8. European hazard symbols - Wikipedia

    en.wikipedia.org/wiki/European_hazard_symbols

    ADR European hazard sign, meaning highly flammable (33) — gasoline (1203) The European Agreement concerning the International Carriage of Dangerous Goods by Road (ADR) fixed harmonised pictograms for transportation. Vehicles carrying dangerous goods have to be fitted with orange signs, where the lower number identifies the substance, while ...

  9. Road signs in Jamaica - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_Jamaica

    Road signs in Jamaica are standardized by the Traffic Control Devices Manual developed by the Ministry of Transport and Mining (formerly the Ministry of Transport and Works). [1] They generally follow both US signs based on the MUTCD , [ 2 ] including diamond-shaped warning signs , and European signs based on the Vienna Convention on Road Signs ...