Drupal Views: html tag in field label?

Question

Drupal

There is a table view. It needs to be allowed so that html tags can be used in the label, like this:Длина, m<sup>2</sup>

Answer 1

create a template views-view-table--example.tpl.php , where example is the name of the view and set headers for the table in it

Answer 2

² - here, it will not be easier for you?
In the field header, simply enter the index "2".