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silica dust in dirt

updated thu 12 may 05

 

Mike Gordon on sat 7 may 05


Following this topic brings to mind the photos of the dust bowl. I can
remember my mom telling me about how difficult it was to try and keep
the dust out of the house. She lived on my grandfathers ranch in South
Dakota, Montana area during the dust bowl era. She would wet bath
towels and pack them around the windows and doors in an attempt to keep
the dust out that was like face powder. I wonder if any silicosis
resulted from this exposure? Mike Gordon

steve baker on mon 9 may 05


It really depends on the origin of the dust. In areas
where the ground is predominantly weathered rock where
there is little topsoil, there definitely is a
possibility of a lot of silica. Where topsoil
consists of a lot of organics, less so.
--- Mike Gordon wrote:
> Following this topic brings to mind the photos of
> the dust bowl. I can
> remember my mom telling me about how difficult it
> was to try and keep
> the dust out of the house. She lived on my
> grandfathers ranch in South
> Dakota, Montana area during the dust bowl era. She
> would wet bath
> towels and pack them around the windows and doors in
> an attempt to keep
> the dust out that was like face powder. I wonder if
> any silicosis
> resulted from this exposure? Mike Gordon
>
>
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Ron Roy on wed 11 may 05


Hi Mike,

I believe we need to understand the difference in silica crystals - we
mostly use crushed silica - read jagged - sharp points - cutting edges.

The sand on beaches or blowing around will have a lot of those edges
rounded off. So Bedouins living in a desert are dealing with a different -
less dangerous form of silica.

Should Farmers wear lung protection when tilling dry soil - I don't know
the answer to that - what do farmers die of? Maybe more die of exposure to
the sun than lung disease.

If I were a farmer I would like to know what to watch out for - I am a
potter and I want to know what to be careful around.

RR




>It really depends on the origin of the dust. In areas
>where the ground is predominantly weathered rock where
>there is little topsoil, there definitely is a
>possibility of a lot of silica. Where topsoil
>consists of a lot of organics, less so.
>--- Mike Gordon wrote:
>> Following this topic brings to mind the photos of
>> the dust bowl. I can
>> remember my mom telling me about how difficult it
>> was to try and keep
>> the dust out of the house. She lived on my
>> grandfathers ranch in South
>> Dakota, Montana area during the dust bowl era. She
>> would wet bath
>> towels and pack them around the windows and doors in
>> an attempt to keep
>> the dust out that was like face powder. I wonder if
>> any silicosis
>> resulted from this exposure? Mike Gordon

Ron Roy
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