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April 2009

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Subject:
From:
Mike Sewell <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Mike Sewell <[log in to unmask]>
Date:
Thu, 30 Apr 2009 07:41:16 -0500
Content-Type:
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text/plain (72 lines)
While it is ~78% of the air you breath it can displace the oxygen in a
room if you have a large enough leak acting as a simple asphyxiant  - we
had an O2 sensor and alarm in our HASS room (liquid N2 for cooling).
Our selective solder equipment used an Onsite generator adjacent to the
machine and was located in a 20K sq ft production area so we weren't
concerned. 

Mike

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Hernefjord Ingemar
Sent: Thursday, April 30, 2009 2:02 AM
To: [log in to unmask]
Subject: Re: [TN] Nitrogen use for selective soldering equipment

That was a unique q. We use selective soldering daily. The small amount
of Nitrogen will not change the global N2 percentage nor the local.
Nitrogen is part of what you breathe, does not cause damage, is not
poisonous. Why capture? I'm really curious.
/Inge
 

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Craig Sullivan
Sent: onsdag 29 april 2009 20:27
To: [log in to unmask]
Subject: [TN] Nitrogen use for selective soldering equipment

For those of you that use selective soldering equipment and nitrogen,
are you capturing any of the Nitrogen that is purged on a daily basis?
If so, can you share what you have done?

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