BL:

Chúc bn học tốt !!! 😍😍
1. At the end of each session, check that devices such as computers, printers, copiers and other electrical devices that are in stand-by mode are turned off.

2. Close the classroom door whenever possible. This helps prevent air leakage.

3. Do not adjust the room temperature is too hot or too cold. In the winter, set your school thermostat at 18 ° C – 20 ° C and 24 ° C – 27 ° C in the summer.

4. Remind teachers and canteen managers to turn off all electric equipment in the canteen, staff room when not in use.

5. Turn off lights when leaving the classroom. If sunlight is enough to illuminate the classroom, turn off the lights to save power.