4 ways to separate a mixture Can be separated by PHYSICAL means, do NOT need chemical ways to separate mixtures 1) Filtering 2) Mechanical separation 3) Evaporation 4) distillation • Uses different boiling points of the liquid Distillation (this is what goes on in an oil refinery) • Distillation is a physical process used to separate mixtures by differing boiling points (Ex: crude oil is a mixture) • A special apparatus is used to boil away substances and cool them so they return to a liquid.