Carloway and Shelibost primaries and S1 and S2 education at Shawbost are earmarked for closure.
Bruce Armitage, of Carloway Mill Harris Tweed, said a stable workforce had been key to success.
Lord Carloway said life imprisonment was the only penalty could be imposed for the crime of murder.
The jury is expected to retire to consider their verdict on Thursday, after hearing judge Lord Carloway's summing up.
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The list of closures this week includes Barvas, Carloway, Ness, Bettyhill, Lybster, Evanton, Cromarty, Carloway, Drumnadrochit and Ardersier and Beauly.
All were rejected by Lord Carloway, sitting with Lords Brodie and Marnoch.
But Scotland's senior judge, the Lord Justice General, Lord Gill, sitting with the Lord Justice Clerk, Lord Carloway, and Lady Paton, rejected his claim.
Jailing him at the High Court in Edinburgh, judge Lord Carloway told Olej that, as far as he could see, it had been an unprovoked attack.
Chief Constable Strang said he welcomed Lord Carloway's report and if its recommendations were supported and legislated for there would be significant changes for the police service.
In his judgement, Lord Carloway said it was appropriate that the firm should face "a substantial financial penalty" for busting UN sanctions and to "deter future offences".
The minister also rejected demands for an apology, and announced the government has overruled plans for school closures at Carloway primary in Lewis and at Shelibost primary in Harris.
The trial, before Lord Justice Clerk Lord Carloway, continues.
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Lord Justice Clerk Lord Carloway remanded Olej in custody and deferred sentencing until next month, where he will impose a mandatory life term and set the length of time to be served.
Defence solicitor advocate John Scott QC wanted judges Lord Carloway, Lord Brodie and Lord Marnoch to refer the case to the Supreme Court in London to rule on whether the police acted illegally.
Lord Carloway pointed out that evidence in the case showed Transco was aware by 1988 that within a decade of being laid ductile iron mains could corrode in adverse soil conditions and the problem had been highlighted by fatal blasts at Warrington and Ilkeston.
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Chief Constable Strang was giving evidence, along side Chief Superintendent Paul Main from Strathclyde Police, Peter Duff, a professor of criminal justice at the University of Aberdeen and Gerard Sinclair the chief executive of the Scottish Criminal Cases Review Commission on the Carloway review, on Tuesday 13 December 2011.
Peter Duff, a professor of criminal justice at the University of Aberdeen, told the committee he agreed with Lord Carloway that corroboration "could go" and stressed there were a number of "corroboration fiddles" used to get round the law and there was a lack of clarity in this "very complex area of law".
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