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Fire is light and heat energy produced by burning fuel or electric current. It has many uses in everyday life. Such as in lighting, cooking, driving, and many other things, care must be taken when usi
Structure pattern view of high voltage pole power transmission tower
Turned wooden cubes and changed words 'current account' to 'savings account'. Beautiful orange background, copy space. Business concept.
The photo shows a clock hanging on the wall of a train station. The hands of the clock are pointing at a specific time, indicating the current time.
Voltage relay with indication of incoming voltage and residual current device in the switchboard on the wall of the apartment

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