stocks is done on the spot by an international team present only during rounds of destruction; An international inspection team will proceed to remove the seals and will verify on the spot, at the end of the conversion work, that the conversion has actually been carried out; It will place such a plant on the list of sites subject to routine verification (or will verify that destruction has actually taken place) Ao + 4 yearsConveyance to the destruction site(s) of the stock of chemical weapons to be destroyed during the second destruction phaseVerification, by an international team on the spot, of the stock to be destroyed Possibly, destruction of part of the munitions containing neurotoxic substances Ao + 5 yearsStocks of the principal possessors of chemical weapons must be equivalentProduction facilities of the two major Powers must be equivalent CD/630 page 16 ACTIONS TO BE TAKEN (continued ) DATES STOCKS OF CHEMICAL WEAPONS PRODUCTION FACILITIES CONTROL/VERIFICATION ENTRY INTO FORCE OF THE CONVENTION Ao + 7 years Ao + 8 years3Conclusion of the destruction of munitions containing yperites and of stocks thereof in bulk Declaration and concentration at destruction sites of remaining stock of chemical weapons Stocks of chemical weapons of the two major Powers must not exceed the munitions equivalent of 4>000 t of neurotoxic substances; for other countries, such stocks must be the munitions equivalent of 1,000 t of neurotoxic substancesDestruction of isolated facilities for the manufacture of lethal supertoxic substances or of incapacitating agents, and of isolated and specific facilities for the manufacture of key precursors of supertoxic substances The production capacity of all countries must be reduced to zeroThat stocks are actually destroyed is verified on the spot by a team of international inspectors present only during the rounds of destruction That facilities and their internal | installations are actually destroyed 
**Analysis**
The text appears to be discussing the destruction and verification of chemical weapons, which is a critical aspect of international security and disarmament. The language used is formal and technical, suggesting a context of international agreements and treaties.

**Category**
International trade, Security