Originally Posted by TRexF16
Here's a link to Hodgdon's short description of the CHE technique. IMO, it should not be trusted as a stand alone method of pressure assessment but can be useful when combined with chronograph readings, load manuals, traditional pressure signs, and of course now, The Rules.
Hodgdon CHE description

Cheers,
Rex

Thanks for the link Rex. This is pretty interesting information in this thread.