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A(n)_____________ is a chemical which, at a required temperature and pressure, can exist as a vapor or gas that, when released, penetrates objects or enclosed areas in concentrations that are lethal to pest organisms.CorrectIncorrect
What is the term used when some insecticides, when sprayed on leaves or other surfaces as contact poisons, sometimes give off a gas?CorrectIncorrect
What type of fumigation occurs when most of the air in an enclosed storage area is replaced with a gas such as carbon dioxide?CorrectIncorrect
Which of these is an example of a fumigant?CorrectIncorrect
Which of the following are criteria that should be considered in determining the need and suitability of fumigation for pest control?CorrectIncorrect