AN ENVIRONMENTALLY BENIGN APPROACH FOR GOLD RECOVERY FROM GOLD-BEARING ORE: MODELING AND OPTIMIZATION by Meschack Mukunga MUANDA, Pele Pascal Daniel OMALANGA, Anaïs Belembo ANNYFA, Vanessa Mwambaie MITONGA, Michée Ngoy ILUNGA

“…The ore was then leached with modified aqua regia (MAR). Time, HBr concentration, pH, and stirring speed were all varied during leaching to highlight the parameters that influence the leaching yield. …”
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Comparison of the efficacy of Lea Symbol chart and Sheridan Gardiner chart for preschool vision screening by Cigi M Paul, Sanitha Sathyan

“…LS showed 76.09% pass score and 23.90% fail score, whereas SG showed 87.65% pass score and 12.35% fail score with a cutoff value of > 0.3 log MAR. Time for screening using LS was higher, when compared to SG, both for the right eyes (P < 0.001) and the left eyes (P < 0.001). …”
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