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  2. Vitrified tile - Wikipedia

    en.wikipedia.org/wiki/Vitrified_tile

    Vitrified tile is a ceramic tile with very low porosity. [1] It is an alternative to marble and granite flooring. Vitrified tiles are often used outdoors due to their water and frost resistance. There are four types of Vitrified tiles - Soluble salt, Double charge, Full Body, and Glazed.

  3. Punched card - Wikipedia

    en.wikipedia.org/wiki/Punched_card

    Punched cards were once common in data processing and the control of automated machines. Punched cards were widely used in the 20th century, where unit record machines, organized into data processing systems, used punched cards for data input, output, and storage. [3] [4] The IBM 12-row/80-column punched card format came to dominate the industry.

  4. Talk:Punched card - Wikipedia

    en.wikipedia.org/wiki/Talk:Punched_card

    Punch Cards (80 col, hollerith format) were also informally called "5081 cards". 5081 being the IBM part number printed in very small letter along the bottom of the card. This part number was likely for a standard punch card, with the stock printing across all 80 columns.

  5. Edge-notched card - Wikipedia

    en.wikipedia.org/wiki/Edge-notched_card

    Edge-notched cards were used for course scheduling in some high schools and colleges. [11] Keysort cards were also used in World War II codebreaking. The Stasi used edge-notched cards (German: Kerblochkarteikarten) from 1965 to index information including details of staff, crimes, people under surveillance, and vehicles. Cards often stored ...

  6. List of traditional card and tile packs - Wikipedia

    en.wikipedia.org/wiki/List_of_traditional_card...

    This is a list of traditional sets of playing cards or gaming tiles such as mahjong tiles or dominoes that are still in modern use. A typical traditional pack of playing cards consists of up to 52 regular cards, organized into four suits, and optionally some additional cards meant for playing, such as jokers or tarot trumps.

  7. Tile - Wikipedia

    en.wikipedia.org/wiki/Tile

    Mineral fiber tiles are fabricated from a range of products; wet felt tiles can be manufactured from perlite, mineral wool, and fibers from recycled paper; stone wool tiles are created by combining molten stone and binders which is then spun to create the tile; gypsum tiles are based on the soft mineral and then finished with vinyl, paper or a ...