• Buglefingers
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    English
    19 hours ago

    Are there other rocks that may stick to the tongue? Something porous and/or absorbent?Pumice for instance?

    • @[email protected]OPM
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      fedilink
      English
      18 hours ago

      Probably but it’s like a certain reverberation I’m looking for with the tooth tap you don’t get with the tongue test.