In November the Good Housekeeping Institute put five different shields through the same procedure used by the Federal Communications Commission to measure radiation from cell phones.

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"What the rules prevent is the same measure being reconsidered by general Synod without a special procedure, " he explained.

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The procedure has been used on eagles and parrots whose beaks have broken but it's usually a temporary measure until their beaks heal or grow back, we need this to be permanent.

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