HTML Reference
- Home
- DOCTYPE
- html
- head
- title
- base
- link
- meta
- style
- script
- noscript
- body
- section
- nav
- article
- aside
- h1 - h6
- header
- footer
- address
- main
- p
- hr
- pre
- blockquote
- lists
- figure
- div
- a
- em
- strong
- small
- s
- cite
- q
- dfn
- abbr
- data
- time
- code
- var
- samp
- kbd
- sub
- sup
- i
- b
- u
- mark
- ruby
- bdi
- bdo
- span
- br
- wbr
- ins
- del
- picture
- source
- img
- iframe
- embed
- object
- param
- video
- audio
- track
- map
- area
- table
- caption
- colgroup
- col
- tbody
- thead
- tfoot
- tr
- td
- th
- form
- label
- input
- button
- select
- datalist
- optgroup
- option
- textarea
- output
- progress
- meter
- fieldset
- legend
- details
- summary
- dialog
- template
- canvas
- slot
- shadow
sub
The sub element is used to define subscript text. It is typically used to indicate the subscript text that is being used.
Example:
CO<sub>2</sub>