Yes it is. My FoV is heat 10 with UV Ctr med, while I am using a trinket to make it CTR MAX!
I can one hit most if not all things with my Fang of Vog in FSC. Do I get burned? Yes, occasionally. Does it bother me? No.
Get a FoV people... It's worth it.
Yep, charging Fang of Vog is fun. In case you haven't seen it, here's another recent Arsenal thread on the subject:
https://forums.spiralknights.com/en/node/122268