Chrome and other browsers using WebKit mishandle
<sup> within <td valign="top"> when another tag precedes.
Only the word "raised" in this example should be raised:

    Baseline baseline raised baseline.

This is described as WebKit bug 68100 and as Chromium
"Issue 135657: Vertical Text Align Issue".


Bad rendering (Chrome 26.0.1410.63 on x86_64 GNU/Linux):
bad bad bad

Acceptable rendering (Firefox 20.0):
OK


Tom Ace  April 27, 2013

UPDATE, Nov. 25, 2015: fixed in Chrome 46. Thanks to all who helped.