Conjuration (Creation) [Fire]
Level: Sorcerer 4, Wizard 4
Components: V, S
Casting Time: 1 standard action
Range: Medium (100 ft. + 10 ft./level)
Area: 10-ft.-radius cylinder, 40 ft. high
Duration: 1 round and 1 round/three levels; see text
Saving Throw: Reflex half
Spell Resistance: No
A torrent of boiling oil rains down in the area you specify. Creatures in the area take 4d6 points of scalding (fire) damage from the oil. Creatures that fail their initial saving throw take an additional 2d6 points of damage in each each subsequent round of the spell’s duration (up to a maximum of 6 rounds at 18th level).
The oil created by this spell is not itself flammable.
Source: Heroes of Battle, page 125.