In addition to heat energy, another product of fires is dangerous smoke and other chemicals. this fact is the reason for a in a furnace. a. heat exchanger b. stock exchanger c. heat stabilizer d. catalytic converter

The correct answer is D: catalytic converter. A catalytic converter is a device which reduces the effects of exhaust emissions. The catalytic converter converts toxic gasses in the released smoke or exhaust into less toxic pollutants using a catalyzing redox reaction. Catalytic converters have commonly been used in internal combustion engines and furnaces.