Superscript and Subscript (<sup>, <sub>)
Superscript is used to display text above the baseline, while subscript is used to display text below the baseline. In HTML, these effects can be achieved using the <sup> and <sub> elements, respectively.
Superscript: <sup>
Example:
HTML
<p>H<sub>2</sub>O is the chemical formula for water.</p>
<p>2<sup>3</sup> equals...
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