Prions are indeed scary - I still remember a comment to the effect that pathologists can never be really sure their instruments are safe to work with again.<p>( <a href="http:&#x2F;&#x2F;pipeline.corante.com&#x2F;archives&#x2F;2011&#x2F;11&#x2F;29&#x2F;a_things_i_wont_work_with_request.php#648176" rel="nofollow">http:&#x2F;&#x2F;pipeline.corante.com&#x2F;archives&#x2F;2011&#x2F;11&#x2F;29&#x2F;a_things_i_w...</a> )<p>A bit more about that from a better source: <a href="http:&#x2F;&#x2F;www.scientificamerican.com&#x2F;article&#x2F;surgical-exposure-to-cjd-prion&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.scientificamerican.com&#x2F;article&#x2F;surgical-exposure-...</a>