Choices in Heating a Furnace/Glory Hole Rev. 3/27/94, 12/14/94, 7/18/95 ELECTRICITY VS GAS - For a furnace or glory hole for glassblowing, a burner is normally used as it is much usually more economical (when element cost is included) to use gas over electricity. Those people using electricity to melt glass report that the size of the furnace must be limited * and the elements must often be replaced each time the furnace is shut down.
Testing Lambda Sensors On and Off the Car From Andy MacFadyen am018@post.almac.co.uk The following are a series of articles sent to me by Andy MacFadyen. Please note the warnings about using a high impedance meter.