Contact means to touch physically or to communicate with. Contact may also refer to: In social interaction · A social contact, a person known to an indvidual, possibly on a different basis to freindship. · vCard or hCard, in address books, a contact is the name, address, phone number, and other pertinent information · First contact between different cultures. · Amateur radio contact, an exchange of information between two amateur radio operator In science and technology · Contact process, a method for producing sulfuric acid on an industrial scale · Active component of electric switch or electrical connector · Contact , a mathematical concept, the idea of curves (for example) touching · Optical contacting, a process in which two highly polished surfaces are permanently or temporarily joined without use of a

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