[AIVC, Air infiltration and ventilation glossary, 1992]:the precipitation of liquid from its vapour phase resulting from the lowering of temperature at constant pressure: especially the deposition of water from moist, warm air onto a relatively cold surface or between two … Continue reading →

[AIVC, Air infiltration and ventilation glossary, 1992]:the transfer of heat from one part of a substance to another part of the same substance and then to another substance in physical contact with it, without appreciable displacement of the molecules forming … Continue reading →

[AIVC, Air infiltration and ventilation glossary, 1992]:the principle that in any system energy cannot be created or destroyed, although it can be changed from one form to another, e.g. from potential to kinetic to heat, etc.(see energy conservation)