• Iconoclast@feddit.ukOP
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    1 day ago

    An example from my field of expertise: Mixing different kinds of metals in wet environments causes the less noble one to corrode.

    • HobbitFoot @thelemmy.club
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      19 hours ago

      Yeah. The worst part is that a lot of engineers and technicians don’t fully understand galvanic corrosion when specifying how to attach two different metals together.

      • Jay@lemmy.ca
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        1 day ago

        That reminds me, I need to get a new one for my hot water tank. I’ve lived here 6 years, you’re supposed to change them around 5.