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.
A solar water heater installed on a house in Belgium. Solar water heating (SWH) is the conversion of sunlight into heat for water heating using a solar thermal collector. A variety of configurations are available at varying cost to provide solutions in different climates and latitudes. SWHs are widely used for residential and some industrial applications.