By Ali Lyon Waste disposal giant Renewi has branded the UK “unpredictable” as it offloaded its loss-leading British municipal division to competitor Biffa alongside a set of full year results in which the firm slid to into the red. The UK-listed firm, which primarily operates in the Benelux region, paid Biffa £125m to take the business off its hands, having announced a strategic review into its UK operations late last year. Renewi had labelled its legacy UK operations as “onerous” in previous financial statements. Its five bespoke contracts in the country, which are signed with individual loca…