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  2. History of the camera - Wikipedia

    en.wikipedia.org/wiki/History_of_the_camera

    There were also a few 35 mm TLRs, the best-known of which was the Contaflex of 1935, but for the most part these met with little success. The first major post-war SLR innovation was the eye-level viewfinder, which first appeared on the Hungarian Duflex in 1947 and was refined in 1948 with the Contax S, the first camera to use a pentaprism .

  3. Band-Aid - Wikipedia

    en.wikipedia.org/wiki/Band-Aid

    A close-up of an open Band-Aid. Band-Aid is a brand of adhesive bandages distributed by the consumer health company Kenvue, spun off from Johnson & Johnson in 2023. [3] Invented in 1920, the brand has become a generic term for adhesive bandages in countries such as the United States, Canada, Australia, the Philippines, and others.

  4. Pen - Wikipedia

    en.wikipedia.org/wiki/Pen

    Quill pens were still widely used in the eighteenth century, and were used to write and sign the Constitution of the United States in 1787. A copper nib was found in the ruins of Pompeii, showing that metal nibs were used in the year 79. There is also a reference to 'a silver pen to carry ink in', in Samuel Pepys' diary for August 1663. '

  5. Cupcake - Wikipedia

    en.wikipedia.org/wiki/Cupcake

    Butter, sugar, eggs, flour; optionally frosting and other cake decorations. Media: Cupcake. A cupcake ( AmE ), fairy cake ( BrE ), or bun ( IrE) is a small cake designed to serve one person, which may be baked in a small thin paper or aluminum cup. As with larger cakes, frosting and other cake decorations such as fruit and candy may be applied.

  6. Shower - Wikipedia

    en.wikipedia.org/wiki/Shower

    Shower. A typical stall shower with height-adjustable nozzle and folding doors. A combination shower and bathtub, with movable screen. A shower is a place in which a person bathes under a spray of typically warm or hot water. Indoors, there is a drain in the floor. Most showers have temperature, spray pressure and adjustable showerhead nozzle.

  7. History of the firearm - Wikipedia

    en.wikipedia.org/wiki/History_of_the_firearm

    Hand cannon from the Yuan Dynasty (1271-1368). The history of firearms begins in 10th-century China, when tubes containing gunpowder and pellet projectiles were mounted on spears to make portable fire lances, [1] operable by one person. This was later used effectively as a shock weapon in the Siege of De'an in 1132.

  8. Dental braces - Wikipedia

    en.wikipedia.org/wiki/Dental_braces

    Dental braces. Dental braces (also known as braces, orthodontic cases, or cases) are devices used in orthodontics that align and straighten teeth and help position them with regard to a person's bite, while also aiming to improve dental health. They are often used to correct underbites, as well as malocclusions, overbites, open bites, gaps ...

  9. Skateboarding - Wikipedia

    en.wikipedia.org/wiki/Skateboarding

    These were very popular during the mid-1970s and were available in a myriad of colors, bright yellow probably being the most memorable, hence the name. In 1975 skateboarding had risen back in popularity enough to have one of the largest skateboarding competitions since the 1960s, the Del Mar National Championships, which is said to have had up ...