Introduction In the scorching heat of summer, our trusty air conditioners become our allies, providing cool relief from the relentless sun. However, what happens when this beacon of comfort starts to falter? A cooling crisis can quickly turn into a nightmare if left unchecked. This...

Introduction Indoor air quality plays an important role in ensuring a healthy and comfortable living environment. Since people spend a lot of time indoors, especially in urban areas where outdoor air pollution is a concern, it is essential to maintain clean and fresh indoor air....