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
Pears (soap) classic transparent amber bar, which used to be characterized by a mild, spicy herbal fragrance, had been altered to a stronger aromatic scent. The "Hypoallergenic, non-comedogenic" claim was dropped, and the 3-month aging process described on the original box does not appear on the box of the 'Gentle Care' formula. On 6 January 2010, after a Facebook campaign, it was reported in the media that Pears planned to abandon the new formula and that by March 2010 a new version would be available that is "much closer to the original". On 8 January 2010, it was reported in the media