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base exchange

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base exchange

[′bās iks′chānj]
(geochemistry)
Replacement of certain ions by others in clay.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

cation-exchange softening

The softening of water by the removal of dissolved ionic contaminants in hard water (such as scale-forming magnesium and calcium ions) and their replacement with sodium ions, which are more soluble.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive
The black officers club could even be larger, because there were more blacks than whites, just as the post exchange restaurant at Tuskegee Army Air Field originally reserved its larger dining hall for blacks.
nuphorIQ will integrate social media into Post Exchange's current marketing platform and manage social media outlets such as Facebook and Twitter to increase engagement with consumers.
Today, base and post exchanges in-theater carry everything from DVD players to laptop computers.
Each Post Exchange (PX) or Base Exchange (BX) sold items that servicemen or servicewomen needed or desired.
Estimates of the currency risk premium that assume rational expectations, ie estimates that use ex post movements of the exchange rate to calculate expected changes in the currency, are extremely volatile: estimates based on ex post exchange rates not only provide large positive values but also large negative values, against both Australia and United States.
George Lampman, a young American marine attached to the American embassy, remembers that when he arrived in Korea on January 9, 1949, the American PX (Post Exchange) was in the Wha Shin Department Store.
Pre and Post Exchange blood culture, blood sugar and hemoglobin were done in each case.
For example, if the manager of the Kagnew Station post exchange embezzled funds, or if a military spouse killed her husband at Kagnew Station, no court would have had subject-matter jurisdiction over the offenses.
Tara Shepard and their three children, helped the ambassadors experience a training simulator, physical training, the post museum, a deployment homecoming, shopping at the post exchange and military-style haircuts.
Although no direct linkage can be drawn between the use of the ID card readers at the ACPs and the number of shoplifting cases at the post exchange (PX), detected cases of shoplifting at the PX over similar three-month periods before and after use of the system were down by 95 percent.
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