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A tin foil hat is a hat made from one or more sheets of tin foil or aluminium foil, or a piece of conventional headgear lined with foil, often worn in the belief or hope that it shields the brain from threats such as electromagnetic fields, mind control, and mind reading. The notion of wearing homemade headgear for such protection has become a ...
In elementary algebra, FOIL is a mnemonic for the standard method of multiplying two binomials [1] —hence the method may be referred to as the FOIL method. The word FOIL is an acronym for the four terms of the product: The general form is. Note that a is both a "first" term and an "outer" term; b is both a "last" and "inner" term, and so forth.
Don Quixote and his sidekick Sancho Panza, as illustrated by Gustave Doré: the characters' contrasting qualities [1] are reflected here even in their physical appearances. In any narrative, a foil is a character who contrasts with another character, typically, a character who contrasts with the protagonist, in order to better highlight or differentiate certain qualities of the protagonist.
An idiom is a common word or phrase with a figurative, non-literal meaning that is understood culturally and differs from what its composite words' denotations would suggest; i.e. the words together have a meaning that is different from the dictionary definitions of the individual words (although some idioms do retain their literal meanings – see the example "kick the bucket" below).
Place a sheet of aluminum foil into a pan, add cold water and 2 teaspoons of salt. Put silver into the pan, and leave it for two minutes. Rinse off with water and let it dry. The aluminum causes a ...
Chasing the dragon, aka foily. " Chasing the dragon " (CTD) (traditional Chinese: 追龍; simplified Chinese: 追龙; pinyin: zhuī lóng; Jyutping: zeoi1 lung4), or " foily " in Australian English, [1] refers to inhaling the vapor of a powdered psychoactive drug off a heated sheet of aluminium foil. The moving vapor is chased after with a tube ...
The foil is like a wing that extends into the water under the surfboard, it causes the board to lift out of the water as it gains speed. 'Surf's up' takes on new meaning for California ...
Foil made from a thin leaf of tin was commercially available before its aluminum counterpart. [2] In the late 19th century and early 20th century, tin foil was in common use, and some people continue to refer to the new product by the name of the old one. Tin foil is stiffer than aluminum foil. [3] It tends to give a slight tin taste to food ...