Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- initialism
parts per quadrillion
Etymologies
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Examples
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In some rural areas where CDD concentrations are very low in air or water, measurements are given in parts per quadrillion (ppq), which means one part CDD per quadrillion parts of air or water.
Public Health Statement for Chlorinated Dibenzo-p-dioxins (CDDs) 2008
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Most surface water in the United States typically does not contain 2,3,7,8-TCDD and other CDDs at levels that are high enough to be measured (1 ppq or more).
Public Health Statement for Chlorinated Dibenzo-p-dioxins (CDDs) 2008
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Tests also found high PCB levels - up to 187,000 ppq - in the eastern and southern branches of the Elizabeth River.
The Shad Plank 2010
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The standard is 640 ppq, said DEQ spokesman Bill Hayden.
The Shad Plank 2010
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Rose is averaging 19 ppq and ALMOST 6 assists, whereas Derron Williams, Steve Nash, and CP are all
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Rose is averaging 19 ppq and ALMOST 6 assists, whereas Derron Williams, Steve Nash, and CP are all
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