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Handbook for the Montreal Protocol on Substances that Deplete the Ozone Layer
… � � � � � � � 707 Suggested substances for monitoring and declaration when using destruction technologies�� � � � � � � … � � � � � � � � 773 Section 3.8 Declarations� 775 Helsinki Declaration on the protection of the ozone layer (1989)�� � � … � � � � � � � � � � � � � � � � � � � � � � � � � � � �775 Declaration on chlorofluorocarbons (1990)�� � � � � � � � � � …