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26: Know and Understand
What are some purposes for which agricultural structures are used?
For agricultural structures, what environmental elements or conditions may require control?
What is natural heat flow, and what is one example of natural heat flow
What are three methods by which heat is transferred
How can air and water vapor be managed in agricultural structures?
What are the seven physical properties of air used in psychrometrics?
What are three common temperature scales used on thermometers?
What is a thermostat, and how does it differ from a thermometer?
How can overheating affect livestock?
Why is it important to ventilate livestock housing and other agricultural structures?
What factors should be considered when selecting a mechanical ventilation system?
What basic types of heating systems are used for livestock housing?
What are some examples of how building design can be used to provide natural ventilation and manage sun exposure?
What factors must be monitored to maintain the best environment for grain for storage?
What are some hazards related to grain storage?
What methods can be used to regulate conditions of storage air for fruits and vegetables?
Explain how refrigerant changes form to absorb and expel heat as it circulates through a refrigeration system.
What are the basic components of an evaporative cooling system and how does the system work?
How can livestock buildings with manure pits benefit from ventilation?
What are some examples of work for which adequate ventilation is needed to protect workers from hazardous fumes and particulates?
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