Sentence examples for man-made element from inspiring English sources

One year later he discovered technetium, the first man-made element not found in nature.

Chicago Pile-1, as it was called, was the first prototype for several large nuclear reactors constructed at Hanford, Wash., where plutonium, a man-made element heavier than uranium, was produced.

If the re-shaped landscape of the farmland is a metaphor for the situation of the environment, the barbed-wire fence behind Sam -- another man-made element -- is a metaphor for discrimination.

He recently forced the department to reassess its estimate of the quantity of plutonium and other man-made elements spilled into the dirt during weapons-making; the department concluded it was too small by a factor of 10.

Finally, the relationship between impact on scenic beauty and social acceptance of man-made elements is briefly discussed.

The numerous man-made elements being introduced into the countryside raises the question of how negative impacts on scenic beauty can be minimized.

Allowing the children to experience the natural and man-made elements in their living environment would generate cognitive, physical, and social skills development.

The photos used in the survey included man-made elements, positive and negative, agricultural fields, mainly of cereals and olive trees, and a natural park.

These natural and man-made elements cannot be univocally understood, as they are placed in a space time continuum, where each exists specifically (and, to an extent, autonomously) in a separate region of space.1.1

The results show that perceived visual quality increases, in decreasing order of importance, with the degree of wilderness of the landscape, the presence of well-preserved man-made elements, the percentage of plant cover, the amount of water, the presence of mountains and the colour contrast.

You probably won't be asked about the newer, man-made elements.