"It became clear to me then that this industry needed a more rigorous system that produces fresh water at less cost," he said.

Some council members have bristled privately at the more rigorous system.

I think it's a better curriculum, and a more rigorous system.

But he was skeptical that an rigorous nationwide system of modern equipment an trained personnel will be put into place.

Industry executives credit a rigorous system of encouraging technicians to report every anomaly.

He accepted in January 1941 and immediately began to institute his rigorous system.

Republicans are less likely than Democrats to embrace the rigorous regulatory system now in effect.

They failed, however, to take into account the more rigorous system for recording crime.

The company said it had a rigorous internal system to evaluate its economic modeling.

The Commission's assessment is based on an even more rigorous system of conditionality than the one applied in the past.