They consistof two interlaced materials that have different optical properties in particular, different refractive indices, a measure of how much a substance bends light.
He said the "tonnage" Connon Bridge currently dealt with would be "considerably less" than it was now and the materials delivered to the site would consistof only those that cannot be recycled at the waste-to-energy plant at St Dennis.
Mr Andre's works often consistof identical modules, in linear or square configurations, fashioned from ordinary materials, unattached to each other, unpainted and unadorned in any way.