Tamil Nadu, a state at the southern tip of India, has been inhabited since prehistoric times. Its history and culture are among the oldest in the world, and the region is known for its rich tradition of literature, music, and dance. Created as a state in 1969, Tamil Nadu has since become the sixth most populous state in the Indian Union and has the fifth largest economy of all the Indian states. Why do Tamils throw away and burn old clothes during the annual Pongal festival? Discuss