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2. Cytotoxicity - Wikipedia

   en.wikipedia.org/wiki/Cytotoxicity

   Treating cells with the cytotoxic compound can result in a variety of prognoses. The cells may undergo necrosis , in which they lose membrane integrity and die rapidly as a result of cell lysis . The cells can stop actively growing and dividing (a decrease in cell viability), or the cells can activate a genetic program of controlled cell death ...

3. Hazard symbol - Wikipedia

   en.wikipedia.org/wiki/Hazard_symbol

   The sign is not to be confused with the fallout shelter identification sign introduced by the Office of Civil Defense in 1961. This was originally intended to be the same as the radiation hazard symbol but was changed to a slightly different symbol because shelters are a place of safety, not of hazard.

4. GHS hazard pictograms - Wikipedia

   en.wikipedia.org/wiki/GHS_hazard_pictograms

   Alternative sign. Division 2.2 Toxic gases – Gases which: are known to be so toxic or corrosive to humans as to pose a hazard to health; or; are presumed to be toxic or corrosive to humans because they have an LC 50 value equal to or less than 5000 ml/m 3 (ppm). e.g. hydrogen cyanide. Division 2.3

5. Biological hazard - Wikipedia

   en.wikipedia.org/wiki/Biological_hazard

   Biohazardous safety issues are identified with specified labels, [b] signs and paragraphs established by the American National Standards Institute (ANSI). Today, ANSI Z535 standards for biohazards are used worldwide and should always be used appropriately within ANSI Z535 Hazardous Communications (HazCom) signage, labeling and paragraphs.

6. 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 ...

7. Is It Safe to Use Expired Vitamins? The Truth About Vitamin ...

   www.aol.com/vitamins-expire-nutritionists-weigh...

   Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ... plus how to store your vitamins for optimal use and the safety risks of consuming vitamins when they’re ...