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Eric Boisvert
NFPA code Chapter 400 relative to proximity of equipment, valves, etc, of dissimilar chemicals. Particularly Sulfuric acid 93% and Sodium Hydroxide 50%.
in Industrial Hazards
mohamed mokhtar
we need technical advise  for HSE about using mobile phone inside hazard area of plant,some person from HSE departement using mobile phone to take a photo for any leakage of Hexane gas, and take picture of equipment  during factory operate(not in shut down)
in Industrial Hazards
Grzegorz Boguszewski
Hi, my name is Grzegorz Boguszewski and I am a sprinkler designer. I have a problem with one rule in NFPA20 version 2016 - Pump Station: the number of point is: with folowing content: "The total air supply path to the pump room shall not restrict the flow of the air more than 0.2 in. water column (5.1 mm water column)." In handbook… (Show more)
in Industrial Hazards
Martial Delplanche
As student FSE I am writing a thesis about fire safety in cold storages. I am surprised that refrigerated and cold storages are excluded from the statistics available on the NFPA website. Is there a particular reason for that and where can I find statistics about fire causes in cold storages? 
in Industrial Hazards
Kerwyn King
Would anyone happen to know where someone could get an Arc Flash PPE poster to wall mount in an electrical building/room?  That basically has all of the 70E charts/tables on it.
in Industrial Hazards
In NFPA 1 - Table  MAQ’s of Hazardous Materials per Control Area, there are numerous footnotes that may apply to a given material. My question is in regards to footnotes C and D, which both allow a 100% increase in quantity and can be used accumulatively. Really the question is does this mean you increase the original MAQ by 100%… (Show more)
in Industrial Hazards
yakov reich
,Hello  i'm having difficulties finding out the high hazard level for Peracetic acid  (Organic peroxide Type F) it NFPA Classification according to 432 Code was VI.  This Class doesnt listed under Thanks in advance. Kobi 
in Industrial Hazards
Ross Hollands
Dear all,   We have found some information within the CSPA aerosol propellants safety manual that implies you can only use carbon steel schedule 80 pipework and forged steel fittings when dealing with vapors and liquids up to 350 psig.   Our preference would be to use stainless steel pipe and fittings.  This means we do not need to pain the… (Show more)
in Industrial Hazards
Kedwin Dominguez
Good Afternoon   I'm currently working on a project in the preliminary engineering stage.  Does any have any recommendations for companies that develop Area Classification Maps? From what I've been told, the Insurance company typically is responsible for this map.  Since this is also a chemical concentration evaluation, this should be done by a… (Show more)
in Industrial Hazards
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