A common organic polymer matrix contained in composite is ____________
a. quartz
b. barium
c. silica
d. BIS-GMA
d
RATIONALE: A common organic polymer matrix contained in composite is BIS-GMA.
Health Professions
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Which of the following is one of the sources of drugs?
a. Plants b. Animals c. Synthetics d. All of the above
Health Professions
Heat release rate is usually expressed in which of the following measurements?
A. Kilowatts (kW) B. Kilojoules/gram (kJ/g) C. British thermal unit (Btu) D. Kilowatts per meter squared (kW/m2)
Health Professions