We sit in the middle and filter information - you begin to foresee problems that may occur when negotiating.

In fact, how organisms perceive and filter information from their environment varies widely.

To be well-informed, the parent must filter information according to the reliability of the source.

Therefore, trance may be understood as a way for the mind to change the way it filters information in order to provide more efficient use of the mind's resources.

A passive low-pass filter removes the unwanted high-frequency components, i.e., smoothes the pulses out and recovers the desired low-frequency signal.

This filter removes liquid water, oil and particulate from the compressed air.

The clay filter removes any oil-soluble substances, organometallic compounds (especially copper) and particulate matter, which might prevent meeting jet fuel product specifications.

Downstream, a bioreactive biological filter removes and retains additional particulate matter down to a particle size of 100 micrometres.

The filter removes almost every trace of arsenic from well water.

I was advised to have the fuel filter changed and this seemed to cure the problem.

Nevertheless, it would be a good precaution to have the fuel filter renewed, in the unlikely event that it becomes clogged.

Remember that in very cold conditions wax crystals can form in diesel, blocking the fuel filter and preventing fuel flow.

At 60,000 miles the fuel filter of the diesel engines should be changed (50).

Diagnostic tests have found no fault, so my dealer replaced the fuel filter, but the fault has recurred.

The firm have also created a special 'green filter' for job hunters looking for eco roles.

For 20 minutes very early yesterday morning the entire channel's output appeared to be broadcast through an emerald green filter.

The film was then printed and projected through the same alternating red and green filter at the same speed.

He opined that the only people who currently watch the series are the ones who can quickly identify the red filter from the green filter and figure things out accordingly.

The filters separated the images, the green filter blocking the green image and browning the red, and the red filter blocking the red image and browning the green.

He used a 5in refracting telescope equipped with a hydrogen-alpha solar filter as he tracked the 'smile', known as a filament, for five days.

The photographer has a solar filter to take the pictures, she said.

He made 44 exposures on a single frame of film all taken from the same location with a solar filter.

People used special eclipse glasses or solar filters on telescopes to witness the event.

Once you remove the solar filters, the binoculars will operate like a normal pair.

My spam filter blocked the electronic missive on the grounds of a certain word.

Check with your email provider to see whether it has enabled a spam filter for your account.

It may be used to display a sample of fonts, generate text for testing, or to spoof an e-mail spam filter.

Be wary, too, of sellers trying to pile on extra paid-for services, such as spam filtering and web-hosting space.

And spam filters can't get all of it.

Never click on an attachment in a spam e-mail, and use a filter to avoid getting junk messages in your inbox.

After registering, you can use the filter to whittle down results to those artists who specialise in buildings and/or landscapes, and liaise with them about the brief.

I use a filter on 95 per cent of my photos and wouldn't dream of sharing a picture of myself without one.

They use a filter which acts passively on air inhaled by the wearer.

After a certain time of use the filter cake has to be removed from the filter, e.g. by backflushing.