In a broader context, also consider the growing use of "induction cooking",
which specifies the use of ferromagnetic cooking utensils in an oscillating
magnetic field. I have purchased such a system and am completely sold. I
no longer use any gas or Ohmic electrical cooking methods. ==>
http://en.wikipedia.org/wiki/Induction_cooking
Bob Sciamanda
Physics, Edinboro Univ of PA (Em)
treborsci@verizon.net http://sciamanda.com