Safe salt could yield cheaper, more efficient solar cells
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/06/ticker_solarcell_free2.jpg?fit=860%2C460&ssl=1)
Cadmium telluride solar cells could be made at a lower cost if magnesium chloride is used in the production process instead of cadmium chloride.
NREL
Cadmium telluride solar cells could be made at a lower cost if magnesium chloride is used in the production process instead of cadmium chloride.
NREL