Solid particles entrained in the circulating water will deposit on heat transfer surfaces, where boiling is most vigorous in the highest heat-release regions of the furnace.
(Solid particles; entrained; L:in the circulating water) (Solid particles entrained in the circulating water; will deposit; on heat transfer surfaces) (boiling; is; most vigorous)
Solid particles Solid particles entrained in the circulating water boiling
entrained will deposit is
L:in the circulating water
on heat transfer surfaces
most vigorous