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
Raoul Millais Raoul Millais Hesketh Raoul Lejarderay Millais (1901–1999), usually known as Raoul or 'Liony' Millais was a portrait painter, equestrian artist and sportsman. He was the grandson of Sir John Everett Millais and the son of John Guille Millais and from them he inherited both his artistic talent and his love of animals and of hunting. His father, John Guille Millais, was an artist, soldier, naturalist, hunter, writer and explorer. Raoul followed his father in each of these roles. He is best known for his equestrian paintings and for his Spanish work, created when he accompanied Ernest Hemingway. Like his contemporary,