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SOPs

Intrinsic Toxicity and Wind Tunnel Testing

Wind tunnel configuration, showing the twin fluid gravity fed venturi nozzle, the baffled opening for air straightening, opening downwind from the point of atomization and at the rear an extraction fan.
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Silver metal circle with red sandpaper at the centre of the circle.

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NIRI SOP: Assessment of Abrasion Resistance of Insecticide-Treated Nets (ITNs)

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Image of blue netting against a black background with a hole in the bottom centre of the net fabric. A silver ruler at the bottom of the image is laid across the diameter of the hole, showing the hole is 3 cm wide.

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NIRI SOP: Assessment of Hole Enlargement Resistance in Insecticide-Treated Nets (ITNs)

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Diagram from Figure 1 of Snag Strength NIRI SOP showing a diagonal image of 6 squares with six black loops within each square. An image of a needle is in each of the three left, top squares, each attached to the three loops. A diagonal blue arrow runs from the bottom left of the diagonal grid with the label Wales. A blue arrow runs from top to bottom of the grid labelled Bias. An arrow runs from the bottom right of the grid labelled Courses.

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NIRI SOP: Snag Strength Test for Insecticide-Treated Nets (ITNs)

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