A Novel Investigation on Tensile Strength, Compressive Strength, Hardness and Corrosion Resistance of Al6061 Hybrid Composite Reinforced with 15% Weight Fraction of B4C+Fly Ash and Comparing the Outputs with As-Cast Al6061. Journal of Pharmaceutical Negative Results. Published online September 27, 2022:769-778. doi:10.47750/pnr.2022.13.S04.088