The researchers found that the amino acid mixture may have stimulated the athletes' pituitary glands, increasing secretions of certain stress-and sex-related hormones, including growth hormone. They believe the mixture of amino acids, or possibly a single amino acid, could be responsible for increases in cortisol and testosterone in the blood of the athletes.
Edwards Engineering. Valance heating/cooling is a totally hydronic (forced water) system that uses no fans of blowers to furnish heating/cooling comfort. Edwards valance units, installed near the ceiling, operate by convection and radiation to heat or cool individual rooms or entire buildings.
In integral collector storage systems, the solar water storage system is built into the collector. The potable water in the collector unit is heated by the sun and delivered by city or well water pressure to an auxiliary tank (which contains non-solar back-up heating) or directly to the point of use.