[ RadSafe ] CO2 Blasting and airborne concerns

[Boing, Lawrence E.]

I have seen this technology in use - workers were always in bubble suits in a containment.  Only good for surface deposits of material.  

Larry Boing
lboing at anl.gov 

-----Original Message-----
From: radsafe-bounces at health.phys.iit.edu [mailto:radsafe-bounces at health.phys.iit.edu] On Behalf Of Scott Davidson
Sent: Wednesday, October 21, 2015 6:29 PM
To: The International Radiation Protection (Health Physics) Mailing List
Subject: Re: [ RadSafe ] CO2 Blasting and airborne concerns

IceSolv, Hershey PA. Paul LeBlanc is contact/ owner. 

Sent from my iPhone

> On Oct 21, 2015, at 6:57 PM, Edquist, Britt A <Britt.Edquist at icp.doe.gov> wrote:
> 
> Does anyone have experience using Dry Ice (CO2) blasting for decon of objects with high alpha contamination?
> 
> I am looking into the method for bringing the contamination levels down for shipping purposes on various large items with high alpha contamination levels. My concern is the blast back, how much ventilation/ methods to control the DAC and spread of contamination.
> 
> Britt Edquist
> britt.edquist at icp.doe.gov<mailto:britt.edquist at icp.doe.gov>
> (970) 286-4428
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