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
It Pays to Advertise (film) film received positive reviews. "Photoplay" wrote that it has "plenty of speed and lots of laughs", and praised the "perfect cast". It Pays to Advertise (film) It Pays to Advertise is a 1931 American pre-Code comedy film, based on the play of the same name by Roi Cooper Megrue and Walter C. Hackett, starring Norman Foster and Carole Lombard, and directed by Frank Tuttle. Paramount made also a French-language film "" (1932), directed by Karl Anton. Rodney Martin sets up a soap business to rival his father. With the help of an advertising expert and his secretary, Mary, he develops