1. The first method is to open the north window and conduct convection ventilation to reduce the indoor temperature.

Secondly, when the sun rises, we draw dark curtains. Prevent radiant heat from entering the room.

The third method is to turn on the indoor air conditioner. This is the most effective way to cool down.

4. the fourth method. You can splash water on the ground to increase the indoor humidity. When the steam rises, it will take away the heat and cool down in this way.

The fifth method is to plant some green plants indoors, which will absorb indoor heat. The water vapor emitted by leaves will also take away the heat in the air.

6. the sixth method. Turn on the electric fan. If there are ice cubes, you can put some ice cubes in front of the electric fan, so that the wind blown by the electric fan is cool.