Caution: Water

New labels for the water bottles in the lab. You can never be too safe, kids.

Just…perhaps no ingesting in very large quantities, okay?



(DI Water, Pure Water, Dihydrogen Oxide)

Target Organs: N/A

PRECAUTIONARY MEASURE: GENERALLY CONSIDERED SAFE. Avoid contact with materials which are water reactive. Follow precautionary measures for other materials which are in use.

SYMPTOMS OF EXPOSURE: Ingestion of very large quantities can cause convulsions, tremors, muscle contractions, narcosis, diarrhea, and fever due to dilution of electrolytes in the body.

INSTRUCTIONS FOR IMMEDIATE AID IN CASE OF EXPOSURE: Call a Physician. Determine other causes of illness. If victim is not breathing, give artificial respiration. If breathing is difficult, give oxygen. Seek medical attention to treat symptoms.

SPILL RESPONSE PROCEDURES: Only appropriately trained personnel should respond to spills. Use proper response procedures and maintain appropriate level of fire protection. Dispose of as required by federal, state and local regulations.

CONTAINER HANDLING and STORAGE: Store away from water reactive materials.

MSDS REFERENCE: Refer to Material Safety Data Sheet for more information about this chemical.

Caution: Water
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7 thoughts on “Caution: Water

  1. 3

    Stuff like this just gives the anti-regulation nuts more ammunition. It’s about as silly as the 3-foot stepladder I bought that had OSHA-required “Don’t stand here” stickers on the top and second steps, making it into a 1-foot ladder.

  2. 5

    Have you had appropriate spill response training, or are you going to have to go get a specialist if you accidentally drop some on the floor?


    But, in all seriousness, I’ve had discussions/debates/arguments with people who sincerely believed drinking RO/DI water would somehow kill you…

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