11.4 Without liming the foregoing, the Seller further warrants that the pre-treatment of steel and the application of paint against corrosion and paint failure for the period of five (5) years after the date of issuance of the Classification Society Certificate relating to such containers. Normal wear and tear and corrosion caused by damages of abrasion, improper use, incompatible cargo, impact or accident after the date of acceptance of any container are not covered by this warranty except in a situation where the containers are under the care of the Seller pursuant to the clause 8 above.