[Stoves] lab.testing vs. field testing

[Steve Troy]

Any update on the glass crusher?
The new order of brick makers?
Steve

>Dear AD
>
>Thanks for your comment.  As you say, "...most of the products
>including new varieties of crops, textiles, medicines, cars, etc.
>are first tested in the laboratory under a set of standard conditions.."
>
>What the difference is in the case of stoves is that according to a
>presentation by R Bailis at ETHOS 2007, there is a negative correlation
>between the laboratory tests and field tests.  Simultaneously, there is
>criticism from others that the laboratory tests used to predict the
>performance are defective.
>
>Yes, the testing is needed before going into the field, but the tests
>applied are usually agreed upon by the interested parties.  Where agreement
>is lacking, and comparative testing shows a negative correlation between
>predicted performance and field performance, we have to seriously look into
>what people are complaining about and why.
>
>Regards
>Crispin
>
>
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