Clearly these do not have the scientifically measurable physical composition of either flesh or blood. (religion.blogs.cnn.com)
Or physical composition in that the smaller it gets the more beautiful and humbling it is. (religion.blogs.cnn.com)
In the 1970s, Mangold developed several series involving geometric motifs — a circle enclosing a nearly complete square, a triangle within two squares — yet in the 1980s, very different physical compositions emerged. (brooklynrail.org)