Glass paint could keep metal roofs and other structures cool even on sunny days

16 agosto 2015

Sunlight can be brutal. It wears down even the strongest structures, including rooftops and naval ships, and it heats up metal slides and bleachers until they’re too hot to use. To fend off damage and heat, scientists have developed an environmentally friendly paint out of glass that bounces sunlight off metal surfaces — keeping them cool and durable.