That information on resistance wires is straight from the General Motors Training Center instructors' seminars I attended from the mid 1960's to the late 1990's, so it's a bit more than a personal opinion. "Your mileage might vary".
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!