Flash units are commonly built directly into a camera.
The Romans commonly built tombs for themselves during their lifetime.
They are commonly built of aluminum or steel, each with their own pros and cons.
It is commonly built all around the world.
Static model aircraft are commonly built using plastic, but wood, metal, card and paper can also be used.
B units were commonly built in the cab unit days in the 1930s, 1940s and 1950s.
The gravity dam is the most commonly built dam in the world.
It is grade separated and commonly built underground or elevated.
Because of this, dynamic soaring models are commonly built using composite materials.
Black boxes were commonly built by phone phreaks during the 1960s to 1980s in order to provide callers with free telephone calls.