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
Autumn Leaves (painting) Autumn Leaves (painting) Autumn Leaves (1856) is a painting by John Everett Millais exhibited at the Royal Academy in 1856. It was described by the critic John Ruskin as "the first instance of a perfectly painted twilight." Millais' wife Effie wrote that he had intended to create a picture that was "full of beauty and without a subject". The picture depicts four girls in the twilight collecting and raking together fallen leaves in a garden. They are making a bonfire, but the fire itself is invisible, only smoke emerging from between the leaves. The two girls on the left, modelled