Figure 1. Specific gravity of RHA from rice husk calcined at different temperatures.

From

Comparative Elemental Analysis of Rice Husk Ash Calcined at Different Temperatures Using X-ray Flourescence (XRF) Technique

Taku J. K, Amartey Y. D, Kassar T

American Journal of Civil Engineering and Architecture. 2016, 4(1), 28-31 doi:10.12691/ajcea-4-1-4