T V/DVD ENGINE GUARDS is an equipment /instrument that prevent combustion and to regulate the transmission of electricity into an engine
Source(picture snap with infinix note 5)
The guard helps to protect engines from burning which can leads to fire-outbreak. Its an important equipment which should be present at home in cases of emergency
The high temperature combustion/burning is the most common forms of electrical combustion, however others included
Explosive combustion
Rapid combustion
Spontaneous combustion
The product of combustion includes--Product of combustion includes Carbon Dioxide, Carbon Monoxide,Sulfur Dioxide,Nitrogen Oxides,Lead,
Particulate Matter
Inconclusion, guards should be ever present at home before pluging your engines in an extension box in case of an emergency. As it also helps to make electrical engines last long because they are not expose to high voltage light
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