Re: Camo dudes

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Message posted by Art Bell (Member since 03/16/2022) on November 28, 2022 at 10:42:19 PST:

The theory is that the rock is 'melted' and then pressed into the interior of the tunnel itself, effectively 'paving' it and leaving a smooth surface all around.

I'm not an engineer, but there's a good amount of articles out there on this kinda thing, like this one from 50 years ago:

In Reply to: Re: Camo dudes posted by The Doctor on November 27, 2022 at 18:34:27 PST:


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