Check this box to negate the defined filter condition

Andrea is a living air filter that absorbs toxic gasses from air, contaminated indoor air.

I'm going to check the air filter down there.

Decides how many filters to keep in the history of the filter combo box.

That's a 10x10 room, jerry, with an air filter designed for three people.

Extractor hoods are used to filter out gasses from chemical reactions. The air, once cleaned, is pumped outside of the building.

Check this box if you want to add another condition and you want that the filter to match both the previous conditions and this new one

Check this box if you want to add another condition and you want that the filter to match either the previous conditions or this new one

Parts of the United Kingdom nuclear weapons complex use high volume air samplers, which employ a filter to collect and monitor particulate emissions.

Filter directory view using an attribute filter

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Here you can enter a name filter to limit which files are displayed. To clear the filter, toggle off the filter button to the left. To reapply the last filter used, toggle on the filter button.

Here you can enter a name filter to limit which files are displayed. To clear the filter, toggle off the filter button to the left. To reapply the last filter used, toggle on the filter button.

The simplest heat engine, or hot air engine, of all time would be this take a box, a steel canister, with a piston.

Through that small little slit between the glass box and the wood, the air goes underneath the sculpture and creates the other one.

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