article_snippet: It is the perfect invention for the house proud - a substance that means clothes will never stain, glass will not mist and kitchen surfaces automatically shed clothes germs.
article_snippet: Applications for the spray might include self-cleaning paint, which is resistant to coffee spills, damp or mould.
article_snippet: The substance may also be used in hospital theatres to stop bacteria accumulating.
article_snippet: Mr Lu said: ‘Being waterproof allows materials to self-clean as water forms marble-shaped droplets that roll over the surface, acting like miniature vacuum cleaners picking up dirt, viruses and bacteria along the way.
highlights_snippet: The substance takes dust, dirt and germs with The substance .
  