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  1. Interesting topic worth discussion to some.To...

    Interesting topic worth discussion to some.To kick off two points to consider. Distinction and definition.

    By distinction the contrast needs to be made between general medical conditions treated...
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    Yes but mostly you test for water vapour not...

    Yes but mostly you test for water vapour not condensate or liquid using either a Shaw Moisture meter or the glass tube chemical indicator tubes from
    the likes of Draeger Tubes, Gastec Tubes, RAE...
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    There I've fixed it for you. LOL

    There I've fixed it for you. LOL
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    While I leave it up to the OP if he really does...

    While I leave it up to the OP if he really does have a duty to inform fellow divers of a potential risk to life and to name of the compressor operator.
    But in the event a diver were to have a fill...
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    You could also get a simple check if the water is...

    You could also get a simple check if the water is sea water (your fault) or distilled water (condensate) the compressor operators fault.
    A simple 10 water vapour indicator card that last for two...
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    The average scuba cylinder when re filled adds a...

    The average scuba cylinder when re filled adds a weight of compressed air of around 2-3 kilos by dry weight.
    Air at normal atmopheric pressure (STP) contains moisture in the form of water vapour...
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    All of the above with the consideration that...

    All of the above with the consideration that traces would have to be in the form of condensate.
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    To have not let it happen in the first place

    To have not let it happen in the first place
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    Its a lost leader to get folk in. No one makes...

    Its a lost leader to get folk in. No one makes money selling gas mmmm :smirk:
  10. Sold for soup ...

    Sold for soup

    http://www.fao.org/3/X3690E/x3690e19.htm#TopOfPage

    http://www.fao.org/3/X3690E/x3690e18.htm#TopOfPage
  11. Thread: 35mm Film

    by iain/hsm
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    I never said compairing the resolution of wet...

    I never said compairing the resolution of wet film to digital was easy, I said it was tricky.
    To be fair I even considered saying it was impossible. But to explain that fully would hog the forum...
  12. Thread: 35mm Film

    by iain/hsm
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    Just out of interest, you do this, scan yourself...

    Just out of interest, you do this, scan yourself and the original resolution of the film plate is lost when using these cheap retail scanners.
    Take your best two slides and go to a professional...
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    Heck Yes Im on it now. LOL But I thought it was...

    Heck Yes Im on it now. LOL
    But I thought it was the dive shop job to sell to the public not mine,
    That would make it 30 a tube I guess :smirk:
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    On a more serious note IMHO the 57 gram or 2 oz...

    On a more serious note IMHO the 57 gram or 2 oz tubes for personal service use are a little too large and last for years the amount of grease you need to perform a
    regulator service. So run out of...
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    Christo-Lube MCG-111 Oxygen Lubricant 5g Tube UK...

    Christo-Lube MCG-111 Oxygen Lubricant 5g Tube
    UK Stock, Shipped (or collect) from WR11 1GP Evesham
    Qualifies to Mil-Spec PRF-27617F Types I, II, III,
    Re-Usable Twist Cap Tube (Not rip tab sample...
  16. Thread: 35mm Film

    by iain/hsm
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    Yep a bit like blending Heliox on the fly only...

    Yep a bit like blending Heliox on the fly only easier and quicker and without the need to rinse.:rolleyes:
  17. Thread: 35mm Film

    by iain/hsm
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    We need to adust my comment in context with 120...

    We need to adust my comment in context with 120 roll film cameras and housings still used (hired out) mostly for advertising purposes. The real reason I guess is that it is cheaper to hire out a 500...
  18. Thread: 35mm Film

    by iain/hsm
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    Here you go https://ccimaging.co.uk/film/ But...

    Here you go https://ccimaging.co.uk/film/

    But even your high street processing labs sch as Max Spielman can get film processed (offsite)

    For slide film you need to look for E6 processing
    For...
  19. Thread: 35mm Film

    by iain/hsm
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    Here you go https://ccimaging.co.uk/film/ But...

    Here you go https://ccimaging.co.uk/film/

    But even your high street processing labs such as Max Spielmann can get film processed (offsite)

    For slide film you need to look for E6 processing...
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    Paulo nothing personal, I never much read the...

    Paulo nothing personal, I never much read the PM's section let alone get time answer them, if by PM you mean the little thing that currently says 41 top right corner I hardly ever go there either....
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    Ok getting back to the OP original question of...

    Ok getting back to the OP original question of the "Cylinders" trim in the water.

    It should also be noted that before Aluminium scuba cylinders for sports divers were first introduced.
    They were...
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    Well having apparantly offended half of Malta, no...

    Well having apparantly offended half of Malta, no reason why we should keep the Irish out. Ok Let me see.



    That will do nicely. I guess only in Ireland will you find such simply, so amazed.:p
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    Pete. I'm not saying nasty things about you, I'm...

    Pete. I'm not saying nasty things about you, I'm saying nasty things about what you said.

    The OP asked a perfectly good and valid question and while I am on this forum he deserves a better answer....
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    Yeah I was a tad harsh about Malta. To be fair...

    Yeah I was a tad harsh about Malta. To be fair they do make exceedingly good O-rings in Malta, high quality Dupont material and very high machining tolerances. Most get sold to the German market they...
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    Cant see how. I thought it was a good question...

    Cant see how. I thought it was a good question well thought out and deserved a half decent answer.
    I guess you dont do much engineering over in that 3rd rate back side of a country of yours apart...
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