Group of high-voltage electric towers next to a power station. (Getty Images)
Large production line with industrial robot arms. (Getty Images)
A fireman stands in the foreground. (Getty Images)
Electric pylons are pictured near on February 2, 2007 near Kincardine, Scotland. (Photo by Jeff J Mitchell/Getty Images)
Overhead wire grid on train line. (Photo by Gerard Hermand/Getty Images)
Getty Images
The Emsland Nuclear Power Plant (KKE) is located near Lingen in the Emsland district, Lower Saxony/ Germany (built 1988).
High-voltage pylons. (Getty Images)
(Getty Images)
A wastewater tank in Orlando, Florida. (Getty Images)