Soap bubble for its soaps in 1886 using a painting by John Everett Millais of a child playing with bubbles. The Chicago company Chemtoy began selling bubble solution in the 1940s, and bubble solution has been popular with children ever since. According to one industry estimate, retailers sell around 200 million bottles annually. A bubble is made of transparent water enclosing transparent air. However the soap film is as thin as the visible light wavelength, resulting in interferences. This creates iridescence which, together with the bubble's spherical shape and fragility, contributes to its magical effect on children and adults alike. Each colour
John Everett Millais number of scenes of Perthshire where he was annually found hunting and fishing from August until late into the autumn each year. Most of these landscapes are autumnal or early winter in season and show bleak, dank, water fringed bog or moor, loch and riverside. Millais never returned to "blade by blade" landscape painting, nor to the vibrant greens of his own outdoor work in the early fifties, although the assured handling of his broader freer, later style is equally accomplished in its close observation of scenery. Many were painted elsewhere in Perthshire, near Dunkeld and Birnam, where Millais rented