The most important invention in your lifetime is…

Air conditioner is a very important invention in my lifetime. It is a device, which removes heat and moisture in room and provide coling , which feels comfortable and relaxed during severe hot season. Nowadays, most individuals use air conditioner to reduce hot and feels cool in the summer season.

Nowadays, a large number of individuals use air conditioner to reduce hot and feel cooling during the summer season. Most people cannot sleep without air conditioner in a very hot season. At present, air conditioner are used in malls, shops, hospitals, offices, and many more to reduce hot and feel cool in a very hot season.

I also use air conditioner in my home to decrease hor and feel cool, especially at night for good sleep during the summer season. Now, air conditioner is an important or essential product among people during the severe hor season.

Thus, air conditioner is the most important invention in my lifetime.