Sentence examples for essential costly from inspiring English sources

The giant pieces of equipment are essential, costly and could take months to replace.

But the project was delayed for several years by more essential and costly work, including repointing the exterior.

Mineral fertilization and pest control are essential and costly requirements for modern crop production.

"Dealing with greenhouse gases, while essential, is very costly," Mr. Rowe said.

After years of being run as a limited service for peak hours, it was closed in 1994 when it was decided that the replacement of the lifts was essential but too costly for the number of passengers using the branch line station.

Effective management of this group of patients is therefore essential to limit costly onward referral and surgery that may result.

Some essential data besides remain costly or time-consuming to acquire.

But defence specialists insisted that action, while challenging and likely costly, was essential - and that it would inevitably have to be extended to Syria.

NRG was to install solar panels and batteries with inverters that would safeguard the costly and essential life saving medical equipment at Bernard Mevs Hospital.

Consumption of health services is almost exclusively funneled into insurance companies, making them the middleman most Americans must go through to access what may be very costly but essential services.

These data are essential before embarking on costly studies comparing the effectiveness of standard in-person training to on-line training to enhance communication skills for clinicians engaged in mental health care of children.