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Comment by sevensor

2 days ago

I would make them reread the MSDS.

I've seen an MSDS for sodium chloride USP that recommends against use in food, and says that you should wash your skin with abundant water for 15 minutes if you contact it and seek immediate medical attention if it gets in your eyes (after, of course, spending 15 minutes in the eyewash station). It also warns you to keep it away from sources of ignition, that it should not be released into the environment, and that you should not handle it without gloves and face protection.

Here, this is the first sodium chloride MSDS I googled up: https://www.fishersci.com/store/msds?partNumber=S64010&produ...

  • Fortunately, HF is as safe as NaCl. Or so I take you to suggest, this otherwise totally failing to follow from anything anyone has said...

    • Sevensor said they would like to make Etsy moms using HF to frost shot glasses reread the MSDS for HF. This would only benefit them if MSDSes were reliable guides to the risks of working with different materials. Unfortunately, as evidenced by my example, they are not. Therefore, the Etsy moms, having reread the MSDS, might reasonably dismiss the information contained in it, unfortunately failing to protect themselves against the very real dangers it poses. Furthermore, given the astounding lack of thought evident in the NaCl MSDS, it is reasonable to guess that many MSDSes you find for HF will propose "safety" measures that are actually counterproductive, such as wearing gloves.

      I thought all of this was obvious from my comment.

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