After the initial cleaning of flue gas in an iner

When used in conjunction with a turbocharger, the main function of an after－cooler is to _

After some initial problems, the kind of delicious biscuits was successfully produced

The ability of an oil to separate cleanly from an oil and water mixture is referred to as

In cleaning up an oil spill, the use of straw or reclaimed paper fibers would be an exampl

Control of these emissions by adequate gas-cleaning processing is essential. The underline

A vacuum is initially established in the first an