Central Texas-based Xtreme Power, an energy storage company, got a real-world test of its battery technology last year at a ribbon-cutting for one of its sites in Hawaii.

With dignitaries looking on, eight of 12 electricity-generating windmills unexpectedly tripped off. Within milliseconds, the company’s utility-sized batteries flowed electricity onto the grid, keeping the power on and saving the ceremony.

Find the full article at the Austin American-Statesman.