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Unlike a spirit duplicator master, a hectograph master is not a mirror image. Thus, when using a spirit duplicator master with a hectograph, one writes on the back of the purple sheet, using it like carbon paper to produce an image on the white sheet, rather than writing on the front of the white sheet to produce a mirror image on its back.
The hectograph introduced in 1876 or shortly before, was a technology in which a dye-impregnated master copy, not unlike a spirit master, was laid on top of a cake pan full of firm gelatin. After the dye soaked into the gelatin, sheets of paper could be laid on top of the gelatin to transfer the image.
Consumer Reports (CR), formerly Consumers Union (CU), is an American nonprofit consumer organization dedicated to independent product testing, investigative journalism, consumer-oriented research, public education, and consumer advocacy.
A spirit duplicator (also referred to as a Rexograph or Ditto machine in North America, Banda machine or Fordigraph machine in the U.K. and Australia) is a printing method invented in 1923 by Wilhelm Ritzerfeld that was commonly used for much of the rest of the 20th century. The term "spirit duplicator" refers to the alcohols that were a major ...
ConsumerAffairs is an American customer review and consumer news platform that provides information for purchasing decisions around major life changes or milestones. [5] The company's business-facing division provides SaaS that allows brands to manage and analyze review data to improve their products and customer service.
The Better Business Bureau (BBB) is an American private, 501(c)(6) nonprofit organization founded in 1912. BBB's self-described mission is to focus on advancing marketplace trust, [2] consisting of 92 independently incorporated local BBB organizations in the United States and Canada, coordinated under the International Association of Better Business Bureaus (IABBB) in Arlington, Virginia.
BBB National Programs, an independent non-profit organization that oversees more than a dozen national industry self-regulation programs that provide third-party accountability and dispute resolution services to companies, including outside and in-house counsel, consumers, and others in arenas such as privacy, advertising, data collection, child-directed marketing, and more.
Solid ink (also known as hot melt ink [1] [2]) is a type of ink used in printing. Solid ink is a waxy, resin-based polymer that must be melted prior to usage, unlike conventional liquid inks. Solid ink is a waxy, resin-based polymer that must be melted prior to usage, unlike conventional liquid inks.