Removing paan stains

Mumbai Girls’ Brilliant Way to Remove Paan Stains Could Save Railways Crores Every Year

Speaking to The Better India, Nishtha said, “For the competition, we had genetically modified a microorganism, bacteria to be precise so that it produces specific enzymes which could degrade or remove the pan stains. But as the release of Genetically Modified Organisms (GMO) in the environment is not safe and has various government regulations and keeping in mind the suggestions given from industries we decided to move it to an ‘enzyme based application system’ which will remove these stains in an effective way.”