This broadside represents the second printing. The progressive disintegration of the two phrases in the poem, i.e. Breathe In & Breathe Out, as the poem is read from top to bottom ends in the last three lines as "I, UT, and T." It expresses the futility of coping with nuclear activities either from the bomb or pollution to our aeroenvironment. -- Source of annotation: Marvin or Ruth Sackner.