Sentence examples for efficient and economical from inspiring English sources

This proved both efficient and economical.

But buses provide an efficient and economical service.

The 1.2 TSI engine is efficient and economical, returning an official 49.6mpg.

More efficient and economical impact-type mills (such as hammer mills) are now gaining in importance.

Technical progress has served only to make the separations and filtration more efficient and economical.

Demand for efficient and economical reinforced concrete (R.C).

There is little chance that American cattle will be fed hay alone because grain feeding is efficient and economical.

A highly efficient and economical cell-free protein synthesis system using the S12 extract of Escherichia coli.

Most economists agree that a carbon tax is the most efficient and economical way to reduce carbon emissions.

The results show that sandblasting is an efficient and economical surface preparation method.

Explosive treatment is an efficient and economical technique in reducing welding residual stresses.