Lightning can damage structures made of most materials -LRB- masonry , wood , concrete and even steel -RRB- as the huge currents involved can heat materials , and especially water to high temperatures causing fire , loss of strength and explosions from superheated steam and air .

History Lightning can damage structures made of most materials -LRB- masonry , wood , concrete and even steel -RRB- . The huge currents involved can heat materials , and especially water to high temperatures .
