Hot foil trick it to perform it are highly toxic; mercury(II) chloride was at one point commonly sold in magic stores in the United States, but as of 2009 most such shops had stopped stocking it due to its toxic nature. Hot foil trick The hot foil trick is a magic trick in which the magician places a small piece of tin or aluminium foil in a volunteer's hand, and the foil begins to rapidly increase in temperature until the volunteer has to drop it to avoid scalding their hand, and the foil is reduced to ashes on the ground. This effect is
Foil (fencing) Foil (fencing) A foil is one of the three weapons used in the sport of fencing, all of which are metal. It is flexible, rectangular in cross section, and weighs under a pound. As with the épée, points are only scored by contact with the tip, which, in electrically scored tournaments, is capped with a spring-loaded button to signal a touch. A foil fencer's uniform features the lamé (a vest, electrically wired to record hits in such cases), a jacket (made of strong cloth covering the groin area, chest and arms), a glove, so called knickers (in the US or