Even natural scientists experiment upon particular elements, chemical compounds, organisms, or whatever; never with all the instances of these that have, do, and will exist.

Nuclear energy production is associated with potentially dangerous radioactive contamination as it relies upon unstable elements.

This phase transcends the game and seizes upon elements of fashion and marketing.

Some have employed linkages to provide the mechanical action instead of relying upon telescoping elements.

Her photography centers upon arty elements, some vintage touch and a lot of emotions.

This paper has focused upon various elements, as they are presently constituted, of the first two years of a new degree in Education.

Their experiments upon available elements were a kind of worship.

Taking the Side of the Other involves building upon attitudinal elements which may have been implicit previously.

In both subject matter and song composition, they expand upon elements of previous releases without being afraid to veer away from expectations".

Later, blame was placed upon "rogue elements" in the intelligence ministry.