Sentence examples for required controls from inspiring English sources

In 1999, the Clinton administration had sued nine companies, saying they had expanded 51 older plants without adding the required controls.

Using several novel legal strategies -- new source review itself had lain dormant for 20 years -- Eliot Spitzer of New York and his colleagues sued nearly 30 upwind power plants for illegally making major upgrades without installing the required controls.

The lawsuits charged that the companies had failed to install the required controls, and tentative settlements were reached last year with two big operators -- Cinergy, based in Cincinnati, and Virginian Electric Power, in Richmond -- which agreed to install costly new controls.

As with cases, we required controls to speak English and to have a listed telephone number.

Selection criteria required controls to be permanent residents of the same towns during 1987–1993.

Currently, a major limiting factor for implementing technical review is the lack of standardization for methodology design and required controls.

It is shown that the dynamic method halves the average required control reserve.

Therefore, control of the northern Deccan required control of the east coast as well.

Reducing radar signature also required controlling shape, particularly by avoiding right angles, sharp curves, and large surfaces.

Further characterization of the observed morphologies required controlled deposition afforded by spin-coating.

The study of tumor biology, irrespective of approach, requires controls.