One biological film is Lust for Life.
Filtration is any of various mechanical , physical or biological operations that separate solids from fluids ( liquids or gases ) by adding a medium through which only the fluid can pass . Lust for Life ( 1956 ) is a MGM ( Metrocolor ) biographical film about the life of the Dutch painter Vincent van Gogh , based on the 1934 novel of the same name by Irving Stone and adapted by Norman Corwin .