The trommel fines debate rages on with industry and Government at loggerheads as to a sensible solution to the issue of how to dispose of this troublesome waste stream. The flames of debate have now been stoked further with suggestions of a new potential solution, which will see the introduction of Loss of Ignition (LOI) testing, to measure the biodegradable element of the waste in trommel fines. LOI testing was first announced by the Treasury in March as part of the landfill tax measures proposed in the Budget. The testing process will involve a sample of fines material sent to a laboratory, dried of its moisture content, then weighed and heated in an "ashing chamber" furnace.
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