Strong alkalis. From left to right: Sodium hydroxide (NaOH), ammonium hydroxide (NH3) and potassium hydroxide (KOH), in glass laboratory bottles with

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Strong alkalis. From left to right: Sodium hydroxide (NaOH), ammonium hydroxide (NH3) and potassium hydroxide (KOH), in glass laboratory bottles with hazard warning labels. Hazard labels provide highly visible information about the nature of chemical contents, safety procedures to follow when using the item and what to do if something goes wrong. All three of these chemicals are corrosive and may cause serious burns.

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Size: 5154px × 3449px
Photo credit: © MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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