title: Studies on X-agent. LIV. The light-effect on the direction-pattern formed by X-agent in pigment solutions arranged around a bottle of water with special reference to the great change observed with X-agent about 1965.
mesh_terms: D000468:Alkalies; D008027:Light; D010860:Pigments, Biological; D011827:Radiation; D013472:Sunlight; D014867:Water
chemical_list: D000468:Alkalies; D010860:Pigments, Biological; D014867:Water