A novel series of compositions with aqueous chemicals decontamination activity and their uses is described. In the lock mechanism is provided a lock holder which rotates together with a rotor of a motor, and in which is formed a plurality of first indented portions in a circumferential direction along the circumference and a second indented portion indented deeper than the first indented portions at one end portion of each of the first indented portions. In addition, the invention provides a method for preparing preconditioned pigment particles and full-body tinted contact lenses produced according the method of the invention. The method creating a transaction in a local database resident on one of the workgroup user clients, entering the transaction into a transaction log resident on the workgroup user client, and creating a transaction file corresponding to the transaction in an outbox of said workgroup user client. Each of the donor substrate regions is spatially disposed overlying the surface region of the transfer substrate.