PT 221L Residual Aerosol

Where is it prohibited to apply this product regarding water bodies?

• Directly to water or areas where surface water is present ✓
• Only in deep oceans
• Only in moving rivers
• Only in man-made swimming pools

Answer: The label states 'DO NOT apply directly to water, or to areas where surface water is present or to intertidal areas below the mean high water mark.'

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What Personal Protective Equipment (PPE) guidance is provided on the label?

• Wear a respirator and chemical-resistant gloves
• Avoid contact with eyes or clothing and wash with soap and water after handling ✓
• Wear goggles and a full-body Tyvek suit
• Use a face shield and waterproof boots

Answer: The PPE section states: 'Avoid contact with eyes or clothing. Wash thoroughly with soap and water after handling.'

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What is the required application speed for a heavy infestation in indoor cracks and crevices?

• 1 ln ft/sec ✓
• 3 ln ft/sec
• 5 ln ft/sec
• 10 ln ft/sec

Answer: For heavy infestations, the label instructs to move the injector tip along at 1 ln ft/sec.

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Which of the following surfaces should you avoid spraying with PT 221L Residual Aerosol?

• Concrete floors
• Plastic, painted, or varnished surfaces ✓
• Unfinished wood
• Metal toolboxes

Answer: The label states 'DO NOT spray on plastic, painted, or varnished surfaces.'

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When applying the product to closed voids, how should the application rate be determined?

• By the square footage of the room
• By the weight of the aerosol can
• By calculating the void's cubic area ✓
• By the number of insects present

Answer: For closed voids, the notes instruct to calculate the void's cubic area for the application rate of 1 to 5 sec/3 ft3.

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In which of the following settings is it prohibited to apply this product while occupants are present?

• Classrooms when in use ✓
• Private residential kitchens
• Outdoor garden areas
• Empty cargo holds

Answer: The label explicitly states 'DO NOT apply to classrooms when in use.'

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According to the label, where is PT 221L Residual Aerosol permitted for use within an aircraft?

• In aircraft cabins
• In cargo areas only ✓
• In all areas of the aircraft
• In passenger seating areas

Answer: The label states 'DO NOT use in aircraft cabins' and 'Use in cargo areas only.'

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When treating a light infestation in indoor cracks and crevices, what is the recommended speed for moving the injector tip?

• 3 ln ft/sec ✓
• 1 ln ft/sec
• 5 ln ft/sec
• 10 ln ft/sec

Answer: For light infestations in cracks and crevices, the label instructs to move the injector tip at a rate of 3 ln ft/sec.

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