4 The principal undertakes (i) to provide all necessary instructions, specifications and precise information in a timely manner to enable the Company to perform the Services. Any documents reflecting undertakings entered into between the Principal and third parties or third-party documents such as test reports, sales contracts, letters of credit, and bills of lading, even when provided to the Company, shall not be part of the Agreement, unless expressly specified and acknowledged in the Offer; (ii) to provide the necessary access to buildings, plants, warehouses, carriers of any kind, or any other place, as well as special equipment and assistance, if necessary, to enable the Company to perform the Services in the requested timeframe; (iii) to ensure that all adequate measures will be taken for the safety of employees and representatives of the Company during performance of the Services; (iv) to promptly take all necessary measures to ensure that no obstruction prevents the Company from performing the Services; (v) to inform the Company in advance of all the known and/or suspected risks or dangers of whatever nature, present or future, linked to all orders, samples or tests requests, including but not limited to the presence or risk of radiation, toxic substances, harmful or explosive materials and pollution; and (vi) to fulfil all its obligations under the terms of any contract with third parties relating to the Services performed by the Company.