The task is always to cause a change i.e. enable an objective. Objective: A change in the volume (or shape), chemistry, temperature or density of an object of interest is a possible objective. What happens to energy when it is employed for an objective? Energy degrades when energy is...
Thermis a unit ofheat content. 1 Therm is equal to100,000 BTU. BTU or British Thermal Unit is one of the most basic units for heat content we use in HVAC. You will find MCF (or 1,000 cubic feet) on the gas meter. We will look into how many therms any number of MCF generates...