Before ACs and coolers, India’s oldest cooling hack was a humble grass. It can also keep stress at bay

Long before air conditioners, Indians used fragrant khus grass curtains to cool homes, releasing a fresh scent when wet. This indigenous grass, known as vetiver, also offers health benefits, aiding digestion and providing relief for various ailments. Its roots are the source of its refreshing properties and earthy aroma.

Raccontata daeconomictimes.indiatimes.com