Lamp Oil C5-20

Discussion in 'Pressure Lamp Discussion Forum' started by MarkinLondon, Jul 31, 2013.

  1. MarkinLondon

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    I found a litre of lamp oil labeled "Lamp Oil Paraffin C5-20 >65" in the shed that claims to be clean and create no soot when used. Is this stuff ok for lanterns? I seem to recall reading that lantern paraffin was 56-59, though I'm not sure what those numbers refer to.
     
  2. burntofferings United Kingdom

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    Be careful, isn't C5 some kind of plastic explosive? You may never have to tidy your shed ever again. Only joking. Maybe designed for interior oil lamps.
     
  3. Gneiss

    Gneiss Subscriber

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    If it is the stuff they sell in "arty" type shops for use in decorative oil lamps at over £4 per litre then it does burn very clean indeed and is almost scentless... I've tried it in Aladdin lamps and tested and in a stove where I got a beautiful blue flame without a hint of yellow, but at that price I would rather put up with the slight odour of ordinary paraffin.
     
  4. MarkinLondon

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    I'm fairly certain it's for "arty" garden lamps and torches. I found it in the shed, and am positive that I wouldn't have purchased it if I saw the price.
     
  5. David Shouksmith

    David Shouksmith India Founder Member

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    C5-20 is probably the length of the carbon chains of the constituent molecules in the oil. C5 - pentane; C6 - hexane; C7 - heptane; C8 - octane; C9 nonane; C10 - decane, and I forget the rest to be honest. Any of these substances will have the general formula C(n)H(2n+2). Click here.

    The flammability/volatility will depend on the exact proportion of each molecule present but IMHO and as a general rule, anything marked 'lamp oil' is probably more suited to wick lamps than pressure lamps...
     
  6. MarkinLondon

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    Thanks everyone. I appreciate it. I'm new to the entire paraffin world, but I've picked up a couple of lanterns and stoves, and when I saw paraffin on the label I just had to ask. Paraffin and naptha products seem to pop up in surprising places, so I'm always wondering whether they can be used in a pinch.
     
  7. JEFF JOHNSON

    JEFF JOHNSON United Kingdom Subscriber

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    Naptha should not be used in any pressure lamp which does not have a positive shut off valve, Jeff.
     
  8. David Shouksmith

    David Shouksmith India Founder Member

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    :-s :? Sorry, Jeff - where was naphtha previously mentioned in the thread?
     
  9. burntofferings United Kingdom

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    MarklnLondon mentioned naphtha although he spells it differently
     
  10. David Shouksmith

    David Shouksmith India Founder Member

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    So he did - my mistake... :doh:

    Naptha and naphtha are alternative spellings for the same thing.
     
  11. burntofferings United Kingdom

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    I had to pull you on that one after the Steve thing the other day, Quits now I hope.
     
  12. David Shouksmith

    David Shouksmith India Founder Member

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    Ooh no, wouldn't have thought so - a little wind-up every so often keeps things interesting... :lol:
     
  13. burntofferings United Kingdom

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    Fair enough, I can take it.
     
  14. MarkinLondon

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    I mentioned it because I'm an old Coleman guy... and I'm on Spiritburner, with many of the same folks, it seems.
     
  15. David Shouksmith

    David Shouksmith India Founder Member

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    Don't take it personally... :p
     
  16. StephanE

    StephanE Subscriber

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    Dave, Dave,

    first the Steve thing, now the Naphtha thing, what's coming next? Perhaps new glasses... :lol:

    Steve :whistle:
     
  17. David Shouksmith

    David Shouksmith India Founder Member

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  18. burntofferings United Kingdom

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    One at a time please.
     
  19. burntofferings United Kingdom

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    Alan Alan Al Alan Steve Steve
     
  20. Trojandog

    Trojandog Subscriber

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  21. David Shouksmith

    David Shouksmith India Founder Member

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