If, as a result of an examination, inspection, measurement or testing any Plant, Materials or workmanship is found to be defective or otherwise not in accordance with the Contract, the Project Manager may reject the Plant (means the apparatus machinery and vehicles intended to form or forming part of the Permanent Works), Materials (means things of all kinds (other than Plant) intended to form or forming part of the Permanent Works, including the supply-only materials (if any) to be supplied by the Contractor under the Contract)or workmanship by giving notice to the Contractor, with reasons.