Hi Pete:

Consider barium sulfate.  See:

     http://en.wikipedia.org/wiki/Radiation_protection

(The other day, I wore a lead apron during my
dental x-ray session.  Protected my genitals,
but not my brain.)


Best regards,
Rich



On 6/3/2010 15:35, Pete Perkins wrote:
> Speak, O Oracle, and enlighten us with your wisdom,
>
>       Lead based shielding has normally used to contain x-radiation.
>
>       Under RoHS is there an exemption for the use of lead based shielding
> for industrial applications?  If not, what substitutions are acceptable?
>
>       Thanx in advance for your response.
>
> br,   Pete
>
>       Peter E Perkins, PE
>       Principal Product Safety&  Regulatory Consultant
>       Tigard, ORe  97281-3427
>
>       503/452-1201    fone/fax
>       [email protected]
>

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