Nope, but don't count on those to keep things in the burn. Use glue arrow, entangle arrow, and/or ice arrow to keep things in it. On a thug/ta I'd suggest imobilizing or holding since the arsonist likely lit the dang thing up using a burn patch. Double stacked burn patch=+2 boss melts away.
"The danger is not that a particular class is unfit to govern. Every class is unfit to govern." Lord Acton
Madam Enigma's History
When you ignite an oil slick, does it stop slowing/KDing?