From: NEAL LANGERMAN <neal**At_Symbol_Here**chemical-safety.com>
Subject: Re: [DCHAS-L] Liquid nitrogen in the kitchen
Date: Mon, 3 Oct 2016 08:22:25 -0700
Reply-To: neal**At_Symbol_Here**CHEMICAL-SAFETY.COM
Message-ID: 000a01d21d89$f3a94ed0$dafbec70$**At_Symbol_Here**chemical-safety.com
In-Reply-To <8677EC63-F30B-4C28-AA1B-CC331032D45B**At_Symbol_Here**keene.edu>


Out of curiosity ... how does one purchase LN2 as a commodity? If I walk
into the local AirGas outlet, I need (1) a business license, (2) a physical
bricks & mortar address, and (3) a proper dewar. Not a common household
item.

nl


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-----Original Message-----
From: ACS Division of Chemical Health and Safety
[mailto:DCHAS-L**At_Symbol_Here**PRINCETON.EDU] On Behalf Of Stuart, Ralph
Sent: Monday, October 3, 2016 7:46 AM
To: DCHAS-L**At_Symbol_Here**PRINCETON.EDU
Subject: [DCHAS-L] Liquid nitrogen in the kitchen

In follow up to our discussion a week or two ago about making ice cream with
liquid nitrogen, I wonder if anyone on the list has put together a briefing
sheet on best safety practices associated with this activity? (Yes, we'll be
hosting such an event next week.)

Google helped me find some cringe-worthy videos of this activity and a
couple of culinary magazine articles that provide a quick glance at the
hazards associated with liquid nitrogen in the kitchen, but I haven't found
a summary of safety aspects of this innovation. Happily, I have David Katz's
procedure for lN2 ice cream to start with, but am looking for something more
eye-catching to remind the audience that doing this at home isn't quite as
simple as it looks in the hands of an experienced chemist.

Thanks for any suggestions about this.

- Ralph

Ralph Stuart, CIH, CCHO
Chemical Hygiene Officer
Keene State College

ralph.stuart**At_Symbol_Here**keene.edu

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