When putting out the fire, turn the extinguisher over and shake it several times, pull out the safety pin, hold the rubber hose (if there is one) within the effective distance from the fire, aim the nozzle at the root of the flame, press the pressure handle, push the water, pay attention to the dead......
Read MoreThe role of warning triangle is to play a warning role, usually in the process of driving on the road, occasionally there will be a special situation of the vehicle, or break down, or trouble repair, or accident. To avoid a second accident, always place a rear warning triangle.
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