It was, Heem realized, a bit like rolling; instead of employing sensible jets of water to push its body around and forward, it employed natural objects.

To this end he employs endless notes, records, mnemonic objects, and pictures - and finally odours, music, and exotic drugs.

- a riotous ensemble of artworks employing stuffed objects.

It is considered to be a "readymade", following in the relatively new tradition established by Marcel Duchamp of employing ordinary manufactured objects that usually were modified very little, if at all, in works of art.

A few used tools, in the sense of employing foreign objects for special tasks.

Mircea Cantor (born 1977) is a Romanian-born artist who follows in the tradition of French artist Marcel Duchamp in that he employs readymade objects.

A well designed exhibition should employ objects and artifacts as a foundation to the narrative but not as a crutch; a lesson any conscientious curator would be well to keep in mind.

Salcedo employs objects from the past, objects imbued with an important sense of history and, through these contemporary memory sculptures, illustrates the flow of time.

He has been known to employ objects such as a library card, rubber eraser, springs, hand-held electric fans, alligator clips, and common office supplies in playing the guitar.

Examples include the punji sticks mentioned above and deadfall traps which employ heavy objects set up to fall on and crush whoever disturbs the trigger mechanism.