This material uses energy from ambient light to kill hospital superbugs
In lab tests, the quantum dot polymer nearly eliminated two drug-resistant strains of bacteria
![hospital](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/04/MT-quantum-dot_feat.jpg?fit=860%2C460&ssl=1)
STERILE SURFACES A newly developed coating uses overhead light to trigger bacteria-killing molecules and could be used in hospitals to help stop the spread of some infections.
Presidenciamx/Flickr (CC BY 2.0)