Such structures have the advantage of a protected internal location, but this requires some sort of pumping mechanism to move the external gas-containing medium in and out.
Two sorts of pumping mechanisms are frequently encountered: one to renew the external oxygen-containing medium, the other to ensure circulation of the body fluids through the respiratory structure.
But there is considerable variation in what sort of pumps are covered, and how they are covered.
And it is played by the performers on various instruments: stringed, like the traditional Japanese koto and samisen; electronic, like the theremin, the sound machine that specializes in spooky wah-wah effects; keyboarded, like the harmonium (a sort of pump organ); and percussive, from the hanging bells and an earthbound gong to finger cymbals and castanets.
Usually the mixture would be stored in heated, pressurized barrels and projected through the tube by some sort of pump while the operators were sheltered behind large iron shields.
If the temporary quarters have to last a while, and you can get any sort of pump or filter circulating the water, do so.
"I grabbed his shoe, took a little tug on it, and then sort of double pumped," Milbury said.
This sort of intuition pumping is illustrated by asking what happens when one asks oneself honestly if one has mental states.
Could this be the straightforward, convenient and cost-effective way to achieving substantial energy savings in all sorts of pump applications?
That sort of pumped-up feeling is good to have at Tidal Software, based in Mountain View, Calif., whose products help companies schedule computing jobs like the printing of paychecks or sales reports.
"Classifieds pricing today is just so inefficient," says Donato, who imagines that his new feature will serve as a sort of pumped-up Kelley Blue Book, one that is also local and in real time.
