pumice

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pumice

 [pum´is]
a substance consisting of silicates of aluminum, potassium, and sodium; used in dentistry as an abrasive.

pum·ice

(pŭm'is),
Volcanic cinders ground to particles of varying sizes; used in dentistry for polishing restorations or teeth; an abrasive.
[L. pumex (pumic-), a pumice stone]

pum·ice

(pŭm'is)
Volcanic cinders ground to particles of varying sizes; used in dentistry for polishing restorations or teeth; an abrasive.
[L. pumex (pumic-), a pumice stone]
References in periodicals archive ?
In group 1, samples that include mixing of CEM I + pumice and CEM II + pumice were produced.
In group 2, samples that include mixing of CEM I + pumice + IFA and CEM II + pumice + IFA were produced.
In group 3, BC40 and BC80 samples that conform to the TS 3234 standard [26] were produced from CEM I + pumice + GBA and CEM II + pumice + GBA mixing.
In group 4, samples that include mixing of CEM I + pumice + BBA and CEM II + pumice + BBA were produced.
In this section, important parameters of cemented low-cost, durable lightweight building materials that are produced from pumice and waste ashes of two industrial plants and a thermal power plant that have different waste ash problems and different ash compositions are visualized in Figures 5-10 to better interpret their performance assessment.