Z. "Product Pollution Liability" means liability or alleged liability for Personal Injury or Property Damage arising out of the end-use of the Insured's Products, if such use occurs after possession of such goods or products has been relinquished to others by the Insured or by others trading under its name and if such use occurs away from premises owned, rented or controlled by the Insured; such goods or products shall be deemed to include any container thereof other than an Automobile, Watercraft or Aircraft.

AA. "Property Damage" means:

(1) physical damage to or destruction of tangible property, including the loss of use thereof at any time resulting therefrom;

(2) loss of use of tangible property which has not been physically damaged or destroyed arising from physical damage to or destruction of other tangible property; or

(3) losses consequent upon evacuation arising from actual or threatened Bodily Injury or destruction of tangible property.

AB. "Retroactive Coverage Date" means the date, if any, set forth in Item 4 of the Declarations; provided, however, that with respect to coverage for any Insured which becomes an Insured subsequent to the Inception Date, the Retroactive Coverage Date shall be the date such person or entity became an Insured under this Policy or such other date as may be endorsed on to this Policy in writing; provided further that as respects any layer of coverage not set forth in Item 2(a) of the original Declarations which is added by Endorsement, the Retroactive Coverage Date shall be the effective date of such Endorsement unless otherwise agreed in writing between the Named Insured and the Company.

AC. "Termination" or "Termination Date" means:

(1) for Coverage A, the earlier of the effective cancellation date of this Policy pursuant to Condition L or the end of an Annual Period if Coverage A is not extended pursuant to Condition Q;

(2) for Coverage B, the end of the Discovery Period.