[ExI] L5 society and infections

[William Flynn Wallace]

To filter out the bad stuff requires a lot of material.  This makes me
think we must have a way to use material already out there, such as from
the asteroid belt.



spike


You mean drill holes in asteroids like they do in scifi books?  And live
there?  I assume you could find one, tow it somewhere, and mine it while
you live in it.  bill w

On Sat, Mar 21, 2020 at 10:03 AM spike jones via extropy-chat <
extropy-chat at lists.extropy.org> wrote:

>
>
>
>
> *From:* extropy-chat <extropy-chat-bounces at lists.extropy.org> *On Behalf
> Of *Adrian Tymes via extropy-chat
> *Subject:* Re: [ExI] L5 society and infections
>
>
>
> On Sat, Mar 21, 2020, 4:41 AM John Clark via extropy-chat <
> extropy-chat at lists.extropy.org> wrote:
>
> On the other hand I don't know how much radiation the colony would receive
> or how much it would weaken the human immune system.
>
>
>
> >…Presumably space habitats would be built with enough radiation shielding
> to bring total radiation exposure down to approximately Earth surface
> levels.
>
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> That problem turns out to be far more difficult than it sounds.  An
> atmosphere is a great way to filter some kinds of particularly harmful
> radiation.  A sheet of metal creates a bunch of secondary particles when
> struck by high-energy particles.  To filter out the bad stuff requires a
> lot of material.  This makes me think we must have a way to use material
> already out there, such as from the asteroid belt.
>
>
>
> spike
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