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<i>There is literally no point. Anyone can send their stoves to
5 or 10 testing stations, get 5 or 10 fundamentally different
results and then send in the one that suits the occasion. <br>
</i>Indeed! Keep playing again and again to improve your score.
Send you best score to funders and call for tenders.<i><br>
</i>Expect for-profit companies competing for bids and
investment, to do that! Expect non-profit competing for funding
to do the same.<i><br>
</i>Huge loophole, that is endangering the whole sector.<br>
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On 1/24/17 17:26, Crispin Pemberton-Pigott wrote:<br>
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cite="mid:YQXPR01MB0229B66836B705768594D0B6B1750@YQXPR01MB0229.CANPRD01.PROD.OUTLOOK.COM"
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Dear All</div>
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If Camilla can select from a set of WBT results the one that
best suits the programme qualification(s) sought, and the
product is in fact the same, what is the point of setting
performance criteria? </div>
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<br>
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There is literally no point. Anyone can send their stoves to 5
or 10 testing stations, get 5 or 10 fundamentally different
results and then send in the one that suits the occasion. </div>
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<br>
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Two points are supported by these results:</div>
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As Philip says, the WBT results are irreproducible, with very
sophisticated confirmation by Fabio that we should expect no
more. </div>
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<br>
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The fundamental conceptualization of the test and what it
purports to report is somehow defective. It has been analysed
technically more than conceptually, but I can add that the
conceptual problems are large and require a ground-up-reanalysis
of what we are trying to assess and how. </div>
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Xavier wrote:</div>
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<span style="font-family:arial; font-size:19px;
text-align:justify; line-height:initial">"I am appalled that
we are in 2017, and again another study shows how much the
Water Boiling Test is flawed, and is leading us in the wrong
direction(s).</span>"</div>
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<span style="font-size:initial; text-align:initial;
line-height:initial">Camilla's point is that you can take it
in any direction you want. That is from the horse's mouth, so
to speak. The meaning is the race house actually running says
that is now to win. </span></div>
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</span></div>
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<span style="font-size:initial; text-align:initial;
line-height:initial">Regards </span></div>
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<span style="font-size:initial; text-align:initial;
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<span style="font-size:initial; text-align:initial;
line-height:initial">PS I have pasted Cecil's relevant comment
below this for convenience. </span></div>
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<span style="font-size:initial; text-align:initial;
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Dear fellow cookstove enthusiasts and frustrati,</div>
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As an over the hill back slide applied social anthropologist I
whole heartedly agree it is time for the stovers of the world to
unite and give the WBT a belated burial. </div>
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Why? Because the WBT is beginning to stink. The accumulating
human, economic, environmental and societal costs to prolong
the life of the WBT can not be justified. I vote we pull the
plug on the life support sophistry and permit the various
versions of a fundamentally defective stove performance test
for efficiency to exit the public arena once and for all.</div>
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Why? The costs and complexities of prolonging it's existence now
far outweigh the benefits of WBTesting to identify candidate
stoves that qualify for inclusion in or exclusion from the
category of stoves good enough for gov't subsidies, big orders
from UNHCR, and investor financing, It is time for stovers of
the world to unite and stop our fiddling while the stoves of
Rome continue to burn and emit dangerous smoke! </div>
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Fortunately we now have alternative ways to assess the
performance of traditional and innovative candidate stoves that
are culturally, environmentally, and economically
contextualized. Surely it is time for the "united stover's of
the world" to return to a more eclectic and open minded phase of
small stove R&D where we allow ourselves the space we need
to continue experimenting with stoves as combustion
technologies, as heating devices, and as tools for cooking
culturally variable foods, and carrying out many different tasks
such as small scale agri-processing and commercial food
preparation.</div>
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As an anthropologist I tend to focus on the stove operators
role and skills, the fuels available and used, the economics of
production, etc and how these components combine holistically
into a dynamic system that also includes the fabricators and
marketing agents. My preference is to step back and to allow
traditional and innovative stove technologies, elements,
behaviors, and cultures to creatively interact and evolve toward
new optima with the smallest possible interventions and costs. </div>
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If we "stovers of the world" actually unite, listen to each
other and get better at learning from our cantankerously
different approaches it should be possible for us to gradually
grow an inclusive eclectic approach to stove assessment that
will allow us to select those tests and observations which
document and compare the <span style="font-size:initial;
text-align:initial; line-height:initial">different
stove/fuel/culture realities. Some time back Crispin referred
to a tool kit of different metrics. </span></div>
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</span></div>
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<span style="font-size:initial; text-align:initial;
line-height:initial">So my vote is to retire the WBT as an
adequate indicator of a stove's efficency. If we had a
plebiscite on this list, what are our choices? What do we
replace the WBT with after it is dead and buried? RIP!</span></div>
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<span style="font-size:initial; text-align:initial;
line-height:initial">Lastly I believe we are collectively
learning about the negative consequences of allowing wanna be
global authorities to PREMATURELY impose universal metrics to
rank the performance of stoves that are ripped out of their
various meaning givi</span></div>
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