How to define subscripted text in HTML5?
In this article, we define subscripted text in HTML by using the sub Element in the Document.This tag is used to add a subscript text to the HTML document. The <sub> tag defines the subscript text. Subscript text appears half a character below the normal line and is sometimes rendered in a smaller font. Subscript text can be used for chemical formulas, like H2O to be written as H2O.
<sub> ----- content--- </sub>