Councils have quite simply exhausted their resources keeping main roads open, and we will wait for ever if we expect them to come and clear the pavement too.

No dualism, please, and no wonder tissue, until we have exhausted the resources of naturalism.

I searched my mind, exhausting my resources of logic and reason and finally conceded there was no answer.

These disasters exhausted his resources and discouraged his enterprise, though he was confident that steam would soon supersede all other motive powers.

In the meantime the vast expenditure exhausted his resources, and compelled him to labor with unceasing assiduity notwithstanding age and disease.

Stars must eventually exhaust their supply of hydrogen fuel and burn out.

Developing embryos are nourished by maternally produced histotroph (uterine milk) after they exhaust their supply of yolk.

We are not convinced that with good, creative design and incentives we have fully exhausted the supply of suitable brownfield land.

The photoreceptors that are constantly exposed to the same stimulus will eventually exhaust their supply of photopigment, resulting in a decrease in signal to the brain.

He has exhausted his supply of small talk.

All that sea sickness and all those exhaust fumes.

This will push the exhaust fumes out with more force, effectively blowing out the deposits.

Then there are free-radical-forming oxides and ozone, created by toxins from exhaust fumes reacting to sunlight.

A changing carousel of owners had left instability hanging over the company like a cloud of exhaust fumes.

They are exhaust fumes pumping from a great endeavour.

This controls exhaust noise at low speed and maximises efficiency at high speeds.

What it lacks in exhaust noise, it makes up for in performance.

The exhaust pre-chamber has more space and also limits exhaust noise giving the rider a smoother ride.

Electrical and electronic components are modular to minimise delays after failures, and a reactive muffler system reduces the exhaust noise level.

The result was a dramatic reduction in engine and exhaust noise.

Exhaust pollution increases sharply on a winter's day.

This time period led to about 25 per cent of the total exposure to exhaust pollution.

Diesels aren't ideal in town: lots of short runs can clog their exhaust pollution filters.

By the late 1980s, automobile exhaust pollution had been noticeably improved, but more stringent regulations forced car manufacturers to adopt the use of electronically controlled fuel injection and hypereutectic pistons.

Sugar beet crops exhaust the soil rapidly.

Tobacco exhausted the soil quickly, requiring new fields to be cleared on a regular basis.

Tobacco was especially labor intensive and exhausted the soil.

As tobacco exhausted the soil, the settlers continually needed to clear more land for replacement.

Tobacco exhausted the soil quickly, requiring that farmers regularly clear new fields.

Sources of ozonepromoting pollutants include vehicle exhaust fumes and shipping.

Which, in turn, adds to the pollution problem with vehicle exhaust emissions accounting for half the pollutants in their cities.

The carbon dioxide in vehicle exhaust derives from oil, a fossil fuel, formed many millions of years ago.

The contaminant has caused oxygen sensors within vehicle exhaust systems to be knocked out, causing cars to lose power or come to a stop.

Catalytic converters clean toxic materials from vehicle exhaust fumes.