pilings

"The building of the bridge will be completed in a couple of weeks."

"The building's structural steel supports the weight of the roof. "

"Asphalt, composed of oil and sand, is a widely used material for roads."

"Condoms are designed to protect against sexually-transmitted diseases."

"He listened carefully to his mother's concerns, feeling sorrowful about her disappointment. "

"The bridge's sturdy support beams prevented the structure from collapsing. "

"The family dedicated the new playroom to their recently deceased grandfather. "

"The parts are comprised by the whole."

"He threatened me with a knife."

"The blacksmith hammered the hot metal into a horseshoe. "

"Construction is underway on the new bridge."

"The chef was layering the lasagna with pasta, cheese, and sauce. "