What is blank ammunition?

Some articles on blank ammunition, blanks:

Gun Safety Classes - Blank Ammunition
... Blank ammunition, which is a primed casing filled with gunpowder, either crimped or covered with a wad, is dangerous up to 15 feet ... The gun sport of Fast Draw uses blanks to break balloon targets eight feet away ... through a designated course while firing at and breaking balloon targets several feet away with blank ammunition ...

Famous quotes containing the word blank:

    The History of the world is not the theatre of happiness. Periods of happiness are blank pages in it, for they are periods of harmony—periods when the antithesis is in abeyance.
    Georg Wilhelm Friedrich Hegel (1770–1831)