Historical perspective -- What is an emulsion? -- Stability, metastability and instability -- Manufacture -- Creams and ointments -- Pastes and bases -- IV colloids -- Transdermal : patches, semi-solids -- Gels -- Implants -- De novo science, sustainable novel products, platform applications -- Physico-chemical properties -- Sizing and microscopy -- Rheology, texture, consistency, spreadability -- QC, PAT and accelerated