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  2. GHS hazard pictograms - Wikipedia

    en.wikipedia.org/wiki/GHS_hazard_pictograms

    Skin irritation, categories 2, 3; Eye irritation, category 2A; Skin sensitization, category 1; Specific target organ toxicity following single exposure, category 3 Respiratory tract irritation; Narcotic effects; Not used [3] with the "skull and crossbones" pictogram; for skin or eye irritation if: the "corrosion" pictogram also appears

  3. Globally Harmonized System of Classification and Labelling of ...

    en.wikipedia.org/wiki/Globally_Harmonized_System...

    The pictogram for harmful substances of the Globally Harmonized System of Classification and Labelling of Chemicals.. The Globally Harmonized System of Classification and Labelling of Chemicals (GHS) is an internationally agreed-upon standard managed by the United Nations that was set up to replace the assortment of hazardous material classification and labelling schemes previously used around ...

  4. GHS precautionary statements - Wikipedia

    en.wikipedia.org/wiki/GHS_precautionary_statements

    P302: IF ON SKIN: P302+P334: IF ON SKIN: Immerse in cool water or wrap in wet bandages. P302+P350: IF ON SKIN: Gently wash with soap and water. P302+P352: IF ON SKIN: Wash with soap and water. P303: IF ON SKIN (or hair): P303+P361+P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water [or shower].

  5. HAZMAT Class 8 Corrosive substances - Wikipedia

    en.wikipedia.org/wiki/HAZMAT_Class_8_Corrosive...

    A corrosive material is a liquid or solid that causes full thickness destruction of human skin at the site of contact within a specified period of time. A liquid that has a severe corrosion rate on steel or aluminum based on the criteria in 49CFR 173.137(c)(2) is also a corrosive material.

  6. Wikipedia : Codes for keyboard characters

    en.wikipedia.org/wiki/Wikipedia:Codes_for...

    This page lists codes for keyboard characters, the computer code values for common characters, such as the Unicode or HTML entity codes (see below: Table of HTML values"). There are also key chord combinations, such as keying an en dash ('–') by holding ALT+0150 on the numeric keypad of MS Windows computers.

  7. List of typographical symbols and punctuation marks

    en.wikipedia.org/wiki/List_of_typographical...

    Typographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases. This list gives those most commonly encountered with Latin script .

  8. Irritation - Wikipedia

    en.wikipedia.org/wiki/Irritation

    Eczema is another cause of chronic irritation and affects millions of individuals. Eczema simply means a dry skin which is itchy. The condition usually starts at an early age and continues throughout life. The major complaint of people with eczema is an itchy dry skin. Sometimes, the itching will be associated with a skin rash. The affected ...

  9. Chemical burn - Wikipedia

    en.wikipedia.org/wiki/Chemical_burn

    Chemical burns may occur through direct contact on body surfaces, including skin and eyes, via inhalation, and/or by ingestion. Substances that diffuse efficiently in human tissue, e.g., hydrofluoric acid , sulfur mustard , and dimethyl sulfate , may not react immediately, but instead produce the burns and inflammation hours after the contact.