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		Identify types of respiratory hazards and possible effects, either acute or chronic.
	 
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		Recognize how engineering and administrative controls are applied to minimize or eliminate personnel exposure to respiratory hazards.
	 
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		Identify the criteria used to select appropriate respiratory protection.
	 
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		Recognize the types and limitations of air purifying respirators.
	 
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		Identify advantages and disadvantages associated with using air-purifying respirators.
	 
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		Recall the three respirator qualifications, which must be in place before donning a respirator.
	 
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		Recognize basic respirator user training requirements.
	 
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		List conditions, which could interfere with the seal of a respirator.
	 
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		Identify maintenance and storage requirements for respirators.
	 
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		Select correct responses to emergency situations a respirator user could encounter while performing work activities