BPL Community Profile

David Gardner (GardnerOutdoorLD) - BPL Premium Member

My Locale Northern California
About Me Long-time backpacker and ultralight fan. Day job as an attorney. Did civil and mechanical engineering before law school. Have a cottage business making super ultralight stoves, cook kits, trekking poles, polycryo tarp/tents and saws
CityPetaluma
StateCalifornia
CountryUSA
My Website URLhttp://www.GOLDGear.co

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All Forum Posts by David Gardner

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Re: Re: Re: Wrong fin design
The spacing from peak to peak of the fins as tested above was 1/2". Tried it again with 5/8" spacing, no boil after 10 minutes. I am definitely done with fins now. Moving on to other, mor...

In Make Your Own Gear » The Alcohol Stove “Efficiency Percentage” Test Thread
April 12, 7:10pm

Re: Wrong fin design
Tried stretching out the fins for better spacing: At least I got a boil this time. Did just one test, got 7:40 boil, 8:36 burn. E = 62.8%. Not as good as other systems I've tried, certai...

In Make Your Own Gear » The Alcohol Stove “Efficiency Percentage” Test Thread
April 12, 5:09pm

Re: Re: Re: Fins
Tried putting the fins between the stove and the pot. 500 g of 70* F water, 15 ml fuel, no boil: Tried putting fins down low to jet height, no boil: The fins are springy and fit tight to the ...

In Make Your Own Gear » The Alcohol Stove “Efficiency Percentage” Test Thread
April 12, 1:59pm

Fins
In another thread I solicited ideas for improving efficiency. Fins were one of the suggestions. I previously tried fins made from aluminum tape attached around the base of a Fosters can, but it ...

In Make Your Own Gear » The Alcohol Stove “Efficiency Percentage” Test Thread
April 11, 8:47pm

Re: Barometers & Annealed Cans
Hoping to get a copy of the "Open Class" spreadsheet. Did I miss it somewhere?

In Make Your Own Gear » More Foster's Fun
April 09, 5:15pm

Barometers & Annealed Cans
Hey Glenn, I like the formula incorporating barometric pressure. I have noticed the effect of barometric pressure on "boil" times. Since I'm virtually at sea level (17 feet) the baro...

In Make Your Own Gear » More Foster's Fun
April 08, 9:56pm

Re: Final stove efficiency spreadsheet version?
Glenn, Delmar & Ben: Thanks for all of your work on the spreadsheets. They are excellent and very useful.

In Make Your Own Gear » More Foster's Fun
April 07, 11:28am

Two Classes?
What do people think about having two classifications for efficiency tests, like race cars have different classes? One class could be something like a "Practical Class" for fuel-to-boi...

In Make Your Own Gear » The Alcohol Stove “Efficiency Percentage” Test Thread
April 06, 8:45pm

Doing Better Research Before I Post
I did a google search for the question: "Is there BPA in freezer bags" According to http://nutrition.about.com/od/ahealthykitchen/tp/bpa-free.htm: "Bisphenol A (BPA) is a chemi...

In Food, Hydration, and Nutrition » Bisphenol A, Plastic Bottles, Poisoning Ourselves Each Hike?
April 06, 12:09am

Removing BPA from beer cans
I won't opine on the subject of whether BPA is safe to consume or not. My approach is simply to remove the lining, and then it is a non-issue. The BPA in beer and soda cans can be removed by...

In Food, Hydration, and Nutrition » Bisphenol A, Plastic Bottles, Poisoning Ourselves Each Hike?
April 05, 8:49pm

All Reader Reviews by David Gardner

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