COMPARISON  KM-2 Thermal Desorption Unit  and TW300 SWU
COST ITEM	KM-2	TW300
Production Potential
TPH	5-18	30-45
Cost of Unit	$1.1M used	$550K, NEW
Operational Costs
Fuel Consumption	80 gal/hr LP or             minimum of 4 gal LP/Ton processed	12-15 GPH diesel for 250KW diesel gen set
Power Generation	8 gph diesel, 57.5 KW required for operation (70 KW diesel gen set)	Up to 250KW, with system heaters for surfactant tanks
Maintenance
Required	2 hrs out of 24	No min., less than 1 hr per 24 hours
Filtration System	Filter replacement as required	None
Bag House	For dust abatement	None
Soil Type Limitation	Yes, in advisable to process -200 soils, pumice due to dust abatement issues	None
Soil Moisture Content	Cannot process soils containing more than 15% moisture	None, can process any soil no matter the moisture content
Control System	Electronic, very expensive to replace  or repair	Electro-mechanical (switch gear)
Chemical Requirement	None	Surfactant in water, dilution rate from 1:1 to 1:10, cost varies with surfactant cost
Recovery of Contaminate?	No, combustion process	Yes, hydrocarbons and other contaminates can be reclaimed
Contaminate Limitations?	Yes, ineffective on heavy metals, PCBs	No limitations