Question

What is Sadness

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Answer 1

Explanation:

An air conditioner circulates the internal air of the room over and over again, whereas an air cooler pulls fresh air from outside and then cools it down. Also, air cooler doesn't make the air overly dry like an air conditioner. Because of the way it operates, an air cooler offers better quality of air for your room.26-Jun-2018

Answer 2

Answer:

Feeling down or unhappy in response to grief, discouragement or disappointment; if ongoing, may indicate depression