Iqbal, R., Zubair, M., Pirzada, F., Abro, F. N., Ali, M., & Valasai, A. (2019). An Experimental Study on the Performance of Calcium Carbonate Extracted from Eggshells as Weighting Agent in Drilling Fluid. Engineering, Technology &Amp; Applied Science Research, 9(1), 3859–3862. https://doi.org/10.48084/etasr.2538