New Delhi, Oct. 22 -- With winter approaching in a few weeks across regions in India, the demand for air conditioners is expected to go down. Earlier this month, air conditioner prices witnessed an increase of 5% to 8%, marking the industry's third major price hike of the year amid soaring raw material costs, currency fluctuations, geopolitical shipping disruptions, and regulatory norms.

In 2017, a 16-year-old student from Jhansi, Uttar Pradesh, once built a low-cost air conditioner for just Rs.1,800. Meet Kalyani Shrivastava, a Class 12 student who invented her 'Desi AC'. A student of Lokamanya Tilak Inter College at the time, Kalyani reportedly built the device for just Rs.1,800.

Kalyani's innovation was aimed at resolving the problem...