efficient

One is the energy efficiency of the human brain, which is 1,000 times as energy efficient as a supercomputer.

"We're reforming a fragmented system and laying the foundations for a more reliable, efficient and accountable railway - one that puts passengers first and delivers the high standards they rightly expect."

Meanwhile, Wang’s group proposed an efficient conductive material design that could operate effectively at relatively low voltages.

In so many ways, Thomas has made me a happier, more efficient—and healthier—worker.

Eight hundred existing homes are being retrofitted to make them energy efficient and upgrade safety standards.