Tea will be sold in environment-friendly 'kulhads' in place of plastic cups at all railway stations in the country, Railway Minister Piyush Goyal said on Sunday. This initiative will be the contribution of the Railways towards a plastic-free India, Goyal said. Currently tea is given in 'kulhad' at nearly 400 railway stations in the country. The minister said that in future tea will be sold only in kulhads at all railway stations in the country. Kulhads save the environment and lakhs of people can get employment from it, Goyal added. Lalu Prasad had introduce kulhads at train stations as railway minister in 2004.