This document discusses several topics related to bio-engineering and bio-process technology including isolating industrially important microorganisms and improving strains to increase yields, optimizing media and production processes at a lab scale for products like organic acids and antibiotics, extracting intracellular enzymes through cell disruption methods, enzymatic clarification of fruit juices, culturing microalgae, breaking down corn or molasses through liquefaction and saccharification, applications of microbial products in biomedicine and using microbes for enhanced oil recovery.