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  2. Complementary colors - Wikipedia

    en.wikipedia.org/wiki/Complementary_colors

    [4] Complementary colors can create some striking optical effects. The shadow of an object appears to contain some of the complementary color of the object. For example, the shadow of a red apple will appear to contain a little blue-green. This effect is often copied by painters who want to create more luminous and realistic shadows.

  3. Rifampicin - Wikipedia

    en.wikipedia.org/wiki/Rifampicin

    Rifampicin, also known as rifampin, is an ansamycin antibiotic used to treat several types of bacterial infections, including tuberculosis (TB), Mycobacterium avium complex, leprosy, and Legionnaires' disease. [3]

  4. Color scheme - Wikipedia

    en.wikipedia.org/wiki/Color_scheme

    A complementary color scheme comprises two colors that combine to form gray, i.e. they are on opposite sides of the color wheel. Fully saturated complementary colors maximize color contrast. A split-complementary (also called compound harmony) color scheme comprises three colors, namely a base color and two colors that are 150 degrees and 210 ...

  5. Rifamycin - Wikipedia

    en.wikipedia.org/wiki/Rifamycin

    The rifamycin group includes the classic rifamycin drugs as well as the rifamycin derivatives rifampicin (or rifampin), rifabutin, rifapentine, rifalazil and rifaximin. Rifamycin, sold under the trade name Aemcolo, is approved in the United States for treatment of travelers' diarrhea in some circumstances. [1] [2] [3]

  6. Matching colors - Wikipedia

    en.wikipedia.org/wiki/Matching_colors

    Matching colors or (in British English) colours usually refers to complementary colors, pairs or triplets of colors that harmonize well together. Matching colors may also refer to: Color management , the matching of color representations across various electronic devices.

  7. Opponent process - Wikipedia

    en.wikipedia.org/wiki/Opponent_process

    When staring at a bright color for a while (e.g. red), then looking away at a white field, an afterimage is perceived, such that the original color will evoke its complementary color (green, in the case of red input). When complementary colors are combined or mixed, they "cancel each other out" and become neutral (white or gray).

  8. Four color cards - Wikipedia

    en.wikipedia.org/wiki/Four_color_cards

    Four color cards (Chinese: 四色牌; pinyin: Sì Sè Pái) is a game of the rummy family of card games, with a relatively long history in southern China. In Vietnam the equivalent game is known as tứ sắc ( Sino-Vietnamese pronunciation of 四色).

  9. Rifampicin/isoniazid/pyrazinamide - Wikipedia

    en.wikipedia.org/wiki/Rifampicin/isoniazid/pyraz...

    It is a fixed dose combination of rifampicin, isoniazid, and pyrazinamide. [1] It is used either by itself or along with other antituberculosis medication. [1] It is taken by mouth. [1] Side effects are those of the underlying medications. [1] These may include poor coordination, loss of appetite, nausea, joint pain, feeling tired, and numbness ...