Why might divers inflate a dry suit with argon?

Argon has low thermal conductivity.

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  1. Argon is lighter than air
  2. Argon adds oxygen
  3. Argon has low thermal conductivity ✔

Why: Argon conducts heat poorly, so it insulates better than air when used to inflate a dry suit.

Huh, didn't know that: Argon conducts heat poorly, so it insulates better than air when used to inflate a dry suit.

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Argon is a noble choice for warmth.
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References

Answer: Argon has low thermal conductivity. Argon conducts heat poorly, so it insulates better than air when used to inflate a dry suit.

  1. Scuba diving en.wikipedia.org/wiki/Scuba_diving
    Divers may also use the gas argon to inflate their dry suits because it has a low thermal conductivity
    Checked 2026-11-07.

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