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<p>valve to be positioned accurately, and allowing control over a variety of requirements.</p>

<p><big>Variation</big></p>
<p>Valves vary widely in form and application. Sizes typically range from 0.1&nbsp;mm to 60&nbsp;cm. Specialized purpose valves can have a diameter exceeding five meters.</p>

<p>Disposable valves may be found in common household items including <a href="page.php?w=mini-pump_dispenser">mini-pump dispenser</a>s and <a href="page.php?w=Aerosol_spray_dispenser">aerosol can</a>s.</p>

<p>A common use of the term valve refers to the poppet</p><p>
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