An Electric Arc Furnace (EAF) is used in steelmaking to heat charged material (scrap metal) by means of an electric arc, furnace temperatures can reach 3200°F.
Furnaces International Digital December 2017 by Quartz Business
UV Borescopes are used in NDT dye penetration tests.
Furnace Camera Systems For The Steel Industry - Lenox Instrument
Hobart 00-119078-00007 Element Elec Heat: Industrial Hardware
High Temperature Camera to monitor Pellet Plant // Furnace Camera
IR Thermal Imaging System operates in furnaces and boilers.
21 Lennox Air Conditioning Frequently Asked Questions - TEK
High-Temperature Furnace Camera Systems - Fired Heaters - Lenox
High-Temp Camera System monitors glass melting furnaces.
High-Temperature Furnace Camera Systems - Fired Heaters - Lenox