The device absorbs sunlight to create superheated steam
On sunny days, this device can passively produce steam that is hot enough to disinfect medical devices, cook food and many other benefits.The man died of sun allergy
A 45-year-old Russian man died of a rare disease called contact dermatitis, when the summer temperature in the country increased.Materials that trap light to melt ice without using electricity
The image of winter snow ice in European and American countries often gives people a romantic beauty, but some people know that is also extremely inconvenient.