Subscripts text, i.e.
((sub|Text to be subscripted))produces: Text to be subscripted
This template may be listed at Wikipedia:Subst as a good candidate for substituting (i.e. ((subst:sub))). On a page that uses the template many times, however, this is likely to clutter and lengthen the page significantly.
Text can also be subscripted simply by using the <sub> and </sub> tags, so that:
<sub>Text to be subscripted</sub>also produces: Text to be subscripted
TemplateData for Sub