Have a look at
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for all the information you needabout cones and cone firingDaveMy quesion is, at school they
>use
> >several cones to mark the progession of the firing. They range from cones > >4-10.
> >I will be firing at no higher than cone 5 or 6. Do I also need several cones > >or
> >would two do, say cones 4 and 6? Thanks!