Post by JeÃusPost by Zebee JohnstoneIn aus.food on Wed, 04 Jun 2008 15:23:03 +1000
Post by atec77Post by Zebee JohnstoneI have electric hotplates, so if I get a pottery one I need a diffuser
unless I get one of the Very Expensive ones.
Ikea have an aluminium one said to work fine on normal electric.
Assuming you purchase a tagine which is not guilty of being impregnated
with heavy metal very little diff at all at the end but as a cooking
device well worth while , we often leave a tagine in the oven whilst out
and have it commence cooking on the timer
I gather the disk you contemplate diffuses the heat evenly and causes
less physical stress
So no obvious difference between aluminium/teflon and pottery?
Well, both aluminum and teflon are hardly healthy for the human body.
Are there any stainless steel ones available? Or go for the pottery
version, the extra expense is hardly worth considering, surely?
Given that aluminium compounds make up a substantial part of the
composition of dirt, what makes you think there's a problem with
aluminium utensils but not those made of clay?
<For example, quoting an extract stolen from [1] below.>
The chemical composition of clay is similar to the average composition
of rocks found at the earth's surface. Silicon, aluminum and iron
oxides make up more than 80% of this average composition. A general
formula for clay, considering it to be a mineral, is Al2O3.2SiO2.
2H2O.
</quoting>
[1] Alaska Science Forum -- December 7, 1981
Stoneware Pottery -- Article #515
by T. Neil Davis
<http://www.gi.alaska.edu/ScienceForum/ASF5/515.html>
[Quite an interesting short article on the physics/chemistry of kiln
fired pottery. It's part of a larger project that now seems a bit
dated as it looks like nothing has been added since 1999 -- but
the articles tend to deal with "timeless" topics anyway. See the home
page at <http://www.gi.alaska.edu/ScienceForum/text/index.html> ]
Cheers, Phred.
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