He later used paint pouring as one of several techniques on canvases of the early 1940s , such as `` Male and Female '' and `` Composition with Pouring I. '' After his move to Springs , New York , he began painting with his canvases laid out on the studio floor , and he developed what was later called his drip technique . He later used paint pouring as one of several techniques on canvases of the early 1940s , such as `` Male and Female '' and `` Composition with Pouring I. '' After his move to Springs , he began painting with his canvases laid out on the studio floor , and he developed what was later called his `` drip '' technique .