Can a US Military Gas Mask Protect Against Biological Weapons?

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Discussion Overview

The discussion revolves around the effectiveness of US military gas masks in protecting against biological and radioactive threats. Participants explore the types of protection offered by these masks, their limitations, and the conditions under which they may be effective.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • Some participants question whether a military gas mask can block radioactive particles and what specific biological weapons it might protect against.
  • Others suggest that with the right filter cartridge, gas masks can provide protection from various chemical and biological agents, but caution against testing their limits.
  • There is a discussion about the ability of gas masks to filter out fine particles, including alpha-emitting particles, while allowing simpler gases to pass through.
  • Concerns are raised regarding the necessity of a proper fit for the gas mask to ensure effectiveness, noting that facial hair can compromise the seal.
  • Some participants express skepticism about the practical duration of protection offered by gas masks in high-concentration scenarios.
  • Historical context is provided, with references to the original design of gas masks for protection against chemical weapons during WWI.

Areas of Agreement / Disagreement

Participants express a range of views on the effectiveness and limitations of gas masks, indicating that multiple competing perspectives remain without a clear consensus on their protective capabilities against biological and radioactive threats.

Contextual Notes

Limitations include the dependence on proper fit for effectiveness, the specific types of threats being discussed, and the varying interpretations of how gas masks function in filtering particles.

oldunion
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Im curious if a us military issue gas mask would block radioactive particles from entering your body. Also what biological weapons would it protect you against, which would it not.
 
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Their pretty good for when you're sawing wood on the table saw or the mitre saw. Keeps the wood dust out of your lungs.
 
zoobyshoe said:
Their pretty good for when you're sawing wood on the table saw or the mitre saw. Keeps the wood dust out of your lungs.

heh, Korea II: The new dining room table
 
With no intention of being rude, could i get a serious answer please.
 
oldunion said:
Im curious if a us military issue gas mask would block radioactive particles from entering your body. Also what biological weapons would it protect you against, which would it not.

With the right cartridge they should offer you protection from most chemical and biological agents...Although I would not recommend you test them...

I suppose they would also prevent certain particles from being inhaled but beyond that I don't see how they could offer you any protection from radiation.
 
Townsend said:
I suppose they would also prevent certain particles from being inhaled but beyond that I don't see how they could offer you any protection from radiation.

They'd stop you from inhaling fine particles of an alpha-emitter.
 
How, rachmoninoff? How do they manage to filter particles smaller than oxygen molecules, which they must let in? You know what, never mind. You're talking about radioactive debris that emits alpha particles, not the particles themselves right?
 
I've been told that gas masks contain highly poreous filter material, traditionally carbon. This filters out micro particles and gasses of more complex structure. So radioactive particle are filtered out which remains behind in the container. It allows simple gasses to pass like air and also the highly poisonous carbon monoxide, therefore this type of protection mask is not suitable for fire fighters who have to deal with that.
 
Of course they will only protect you from inhalation hazards. In the case of exposure to radioactive materials, inhalation is not the only concern.

In order to be effective, a gas mask also has to be custom fit for the user to have a tight seal around your face, or else it will be useless (no facial hair allowed either).

Here's some info on the different types of filters used for different purposes.
http://science.howstuffworks.com/gas-mask2.htm
 
  • #10
Make sure and get the blue filters. They're the bestest!

Sweet-n-sour!
:-p
. :smile:
 
  • #11
Moonbear said:
In order to be effective, a gas mask also has to be custom fit for the user to have a tight seal around your face, or else it will be useless (no facial hair allowed either).

Yeah, there is small medium and large...what size fits? :smile:
 
  • #12
Jeez seems kinda pointless. good for 5 hours, but if particles are concentrated maybe only ten minutes? what good is that going to do.
 
  • #13
Andre said:
I've been told that gas masks contain highly poreous filter material, traditionally carbon. This filters out micro particles and gasses of more complex structure. So radioactive particle are filtered out which remains behind in the container. It allows simple gasses to pass like air and also the highly poisonous carbon monoxide, therefore this type of protection mask is not suitable for fire fighters who have to deal with that.

Hmm, that doesn't make any sense if true. Weren't gas masks originally designed to protect against chemical weapons used during WWI? One of those was simple chlorine, which is a molecule only slightly larger than oxygen.
 
  • #14
loseyourname said:
How, rachmoninoff? How do they manage to filter particles smaller than oxygen molecules, which they must let in? You know what, never mind. You're talking about radioactive debris that emits alpha particles, not the particles themselves right?

That's what I meant, alpha-emitting dust particles, not the alphas themselves. AFAIK that's about the only real health thread of alpha emitters; they get inhaled and they ionize stuff internally.
 
  • #15
While they are still issued for emergancy use I think, as far as I know they are generally used when infiltrating and using tear gas on a target. That and Cyber Goth Fashion statements...
http://www.nimueslatex.com/images/photos/Catsuits/Blue%20Catsuit%20&%20gas%20mask.JPG
 
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