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Sample questions
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
Show 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.'🔗 Source
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
Show answer
The PPE section states: 'Avoid contact with eyes or clothing. Wash thoroughly with soap and water after handling.'🔗 Source
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
Show answer
For heavy infestations, the label instructs to move the injector tip along at 1 ln ft/sec.🔗 Source
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
Show answer
The label states 'DO NOT spray on plastic, painted, or varnished surfaces.'🔗 Source
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
Show 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.🔗 Source
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
Show answer
The label explicitly states 'DO NOT apply to classrooms when in use.'🔗 Source
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
Show answer
The label states 'DO NOT use in aircraft cabins' and 'Use in cargo areas only.'🔗 Source
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
Show answer
For light infestations in cracks and crevices, the label instructs to move the injector tip at a rate of 3 ln ft/sec.🔗 Source
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