A sympatholytic cardiovascular agent delivered by a drug delivery pump to a central nervous system site to alleviate symptoms of acute or chronic cardiac insult or impaired cardiac performance. 01 to 20% of pendant groups are polyoxyalkylene ether groups; 1 to 30% by mass of an inorganic cross-linking agent which reacts with hydroxyl groups of the polyvinyl alcohol and modified polyvinyl alcohol; and 1 to 20% by mass of a guanidine compound andor a salt thereof. A front portion contains capacitor assemblies, power DC Link, power electronic components, and a control panel. A second group of secured folded loops are disposed below the exposed loops and are used to attach the lacing element to an upper of the article of footwear. Particularly preferred is the use of metal ion chelating agents based on selected amine compounds that provide the metal ion in a form sufficient to provide stability to other antimicrobial components in the aqueous composition, but without concurrently degrading the antimicrobial effectiveness of the haloalkynyl active ingredient. The catalytic converters, in particular, for a deep fryer.