What happens when Liquid Nitrogen got added as ingredient in your favorite mouth freshener. We all are very much familiar with Paan, Fire Paan is one of the most popular street food these days, and here we got something different, which is Liquid Nitrogen Paan.Address: Royal Paan Shop, Naya Nagar Road, Naya Nagar, Mira Road, Mira Bhayandar, Maharashtra 401107.