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WolfBrother

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  1. I don't get to get to this forum very often any more. Here are the results of a test I did using one specific alcohol stove with various types of alcohol:

    Note that denatured alcohol from the paint store and Everclear returned the best results.

     

     

    Trangia Westwind Alcohol Stove Evaluation.

    Short version:
    IMNTBHO - This is a VERY GOOD BOB burner/stove. Using either Ever Clear grain alcohol or Denatured Alcohol from a paint store, it raised a quart of water from 69 degrees F to a rolling boil in 15 minutes. Packs light, small, and if using Ever Clear - you can drink the fuel.

    Long Version:
    Evaluation consists of Trangia alcohol burner and Westwind "stove".

    Trangia burner is about 3 inches in diameter and is about 3 inches tall.

    The "stove" is three flat shaped pieces of thin aluminum that hooks together to form a triangle that has a place to put the burner and put a pot on top of.

    Evaluated
    http://hitthetrailnewnanga.stores.yahoo.net/westwind.html

    May be a better "stove" - uses the same burner
    http://hitthetrailnewnanga.stores.yahoo.net/minitrangia.html

    Military surplus contains Trangia burner with Swedish military messkit
    http://www.omahas.com/catalog/product_info.php?products_id=363

    Testing conditions:
    1 1/2 quart covered pot, slightly wider than tall - at room temperature.
    1 quart of water - temperature measured after sitting in the pot for 5 minutes. Pot was covered during heating tests except for 30 seconds every 5 minutes for temperature check.
    3 oz of alcohol in trangia burner positioned in Westwind stove.
    Time check - to fully vaporized flame and then
    Every 5 minutes until 30 minutes or rolling boil

    Tested fuel
    70 % Isopropyl Alcohol - purchased at a local Walgreens
    70 % Ethyl Alcohol (ETOH) - purchased at a local Walgreens
    Denatured Alcohol - purchased at a local Paint store
    190 proof Ever Clear - purchased at a local liquor store

    Test Results

    Time to heat stove before a fully vaporized flame appeared varied from 10+ minutes with the isopropyl alcohol to 8 minutes with the ETOH to less than a minute with either one of the other two.

    Isopropyl Alcohol - 30 minutes - 69 degrees to 197 degrees. Significantly noticeable fume smell
    ETOH - 30 minutes - 70 degrees to rolling boil. 25 minutes to 197 degrees. Significantly noticeable fume smell

    Denatured Alcohol - Ever Clear - identical results. No real noticeable fume smell
    5 minutes from 70 degrees to 100 degrees.
    10 minutes went from 100 degrees to 150 degrees
    15 minutes rolling boil.

    The Westwind triangle is not a good wind break. To effectively heat/cook with the burner, you'll need to provide a wind break or a lot of heat will blow away.

    Why do I think it should be in the BOB?
    1. In wet or cold or wet/cold weather the ability to have a warm to hot cup of water/tea/soup/whatever could be the difference between just being miserable and dead. Plus the occasional hot drink/food is a significant moral booster.
    2. It packs small and light.
    3. Most any alcohol will work in it - including whiskey/vodka/rum. It takes longer to get a fully vaporized flame but as it's getting going, you can too with the same alcohol.
    One "advangtage" the Everclear has over any of the rest - if it leaks onto your food, it does not poison the food.
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