Saltire detected the symbol, which often appears with balls in the quadrants formed by the arms of the chi-cross, in standards that appear on the coins of Persepolis. She suggested that early Christians endorsed its solar symbolism as appropriate to Christ. She also wrote: "although it cannot be proved, ... in the white saltire of St. Andrew we still have a reminiscence of the old standard of the Persepolitan kingdom". In the old European Union standard, a black saltire set in an orange square is the hazard symbol for irritants (Xi) or harmful chemicals (Xn). It indicates a hazard less severe
The Lady Is a Square as an advance from Greenslades. After learning of Burn’s fame, Joanna goes to his concert. When her mother discovers this, she grows furious and confronts both of them firing Burns and forbidding her daughter from seeing him again. In his anger, he calls her a "square". Their rift is not helped by his next song, "The Lady is a Square" which appears to be directly mocking her. However she relents when she discovers that he has secretly been paying her bills and that he is trying to abandon a concert of his, which is scheduled at the same time as