The following are types of incinerators:
ROTARY KILN
FLUIDIZED BED
LIQUID INJECTION
MULTIPLE HEARTH
CATALYTIC COMBUSTION
WASTE-GAS FLARE
DIRECT-FLAME
Of these, rotary kiln, fluidized bed, and liquid injection are the most, prevalent in industry because of their applicability to large scale use and their versatility. Consequently, these three kinds will be emphasized.