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A torn sheet of paper Mending the Tears, print by Winslow Homer (1888), Los Angeles County Museum of Art Tearing is the act of breaking apart a material by force, without the aid of a cutting tool . A tear in a piece of paper , fabric , or some other similar object may be the result of the intentional effort with one's bare hands, or be accidental.
John Cage composed this piece as a way of celebrating the work of Jean Arp on the occasion of the centenary of his birth. Jean Arp, an artist in which John Cage found much inspiration in the period the piece was composed in, created paintings and collages, circa 1915–1930, including maneuvers of chance, like dropping cutouts of paper or strings and cementing them where they fell.
Tearing strength is the ability of the paper to withstand any tearing force without break. It is useful to evaluate web runability, controlling the quality of newsprint and characterizing the toughness of packaging paper. Tear strength for paper is measured in units of force, frequently measured with the Elmendorf Tester.
Also in 1854 a "rotary process" was patented by William Bemrose and Henry Howe Bemrose.The Bemrose machine was designed as a rouletting machine. As such, it proved impracticable for stamp separation but in 1856 was successfully converted to a perforating machine by George C. Howard of Toppan Carpenter, stamp printers for the American Government. [3]
English: Tearing a sheet off a roll of toilet paper. Like most toilet paper, it is perforated and thin, making it easy to tear one or more sheets off. Like most toilet paper, it is perforated and thin, making it easy to tear one or more sheets off.
A paper shredder is a mechanical device used to cut sheets of paper into either strips or fine particles. Government organizations, businesses, and private individuals use shredders to destroy private, confidential , or otherwise sensitive documents.
Continuous stationery (UK) or continuous form paper (US) is paper which is designed for use with dot-matrix and line printers with appropriate paper-feed mechanisms. Other names include fan-fold paper , sprocket-feed paper , burst paper , lineflow (New Zealand), tractor-feed paper , and pin-feed paper .
The chief disadvantage of loose-leaf paper is that individual pages can be easily removed or lost from its storage binder due to tearing or wear of the punched holes. Adhesive reinforcement labels or sheet protectors are available to make pages more durable, and ring binders are often equipped with sheet lifters or other features to reduce wear ...