Aluminium foil decoration, and crafts, especially in bright metallic colours. Metallic aluminium, normally silvery in colour, can be made to take on other colours through anodisation. Anodising creates an oxide layer on the aluminium surface that can accept coloured dyes or metallic salts, depending on the process used. In this way, aluminium is used to create an inexpensive gold foil that actually contains no gold, and many other bright metallic colours. These foils are sometimes used in distinctive packaging. Foil is used by organic/petroleum geochemists for protecting rock samples taken from the fields and in the labs where the sample is subject
Foil (fencing) torso, where the vital organs are. In 1896, foil (and saber) were included as events in the first Olympic Games in Athens. Women's foil was first competed at the Olympics in 1924 in Paris, and was the only Olympic fencing event in which women competed until women's epeé was introduced at the 1996 Olympics. Nowadays, women's fencing is just as popular as men's, and consists of all weapons (foil, epee, and sabre). Ratings exist in order to separate different level fencers from each other in order to create an even-playing field. A higher ranking is earned by performing well at