Re: cheap lunar gear & base (spin-off of superhero flight)

On Tue, 15 Apr 2008 17:23:27 GMT, Bryan Derksen
<bryan.derksen@[EMAIL PROTECTED]
> wrote:

>Leonard Erickson wrote:
>> On Mon, 14 Apr 2008 07:51:08 -0700 (PDT), Crown-Horned Snorkack
>> <chornedsnorkack@[EMAIL PROTECTED]
> wrote:
>>> Pick regolith instead. It seems to bear some resemblance to soft
>>> sandstone, tuff or loess. Slightly indurated, so that it will sup****t
>>> holes excavated in it, and cave ceilings can stand without props, but
>>> also soft and fragile enough that it crumbles under pickaxe blows.
>> 
>> It's a major hazard though in that it's really hard to keep it outside
>> (though the flyer won't pick any up coming in so that's a maybe. It's
>> not healthy for long term exposure. Hard on equipment too.
>
>If you've got lots of water available it's not so bad, you can keep the 
>dust under control by wa****ng. Maybe set up a HEPA filter for the small 
>stuff that's still airborne.
>
>Install carpeting and vacuum regularly. :)

HEPA filters in vacuums are useful for a lot of things.  For example,
they drastically change the design of home fallout shelters. :-)