What are the disadvantages of using a hose-end sprayer?
What will be an ideal response?
Spray is not applied at a uniform rate.
Hose pressure may be insufficient to produce mist-size droplets. Wettable powder formulations often give poor control. Dragging a hose where you go.
Limited to the area reached with a hose. Reaching under shrubbery and flowers.
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What is acoustical plaster?
What will be an ideal response?
The main purpose of the Black Codes was to
A. guarantee freedom for the blacks. B. ensure a stable and subservient labor supply. C. prevent interracial sex and marriage. D. prevent blacks from becoming sharecroppers. E. create a system of justice for ex-slaves.
A rubber balloon has a mass of 10 grams. The balloon is filled with air and forms a shape that may be approximated as a sphere with a diameter of 1.5 ft. What is the total mass the balloon? What would be the total mass of the balloon, if it is filled with helium instead? Express your answers in grams.
What will be an ideal response?
What indicates that a weld is to be continuously around an object?
A. adding a small square between the reference line and the leader line B. adding a small circle between the reference line and the leader line C. adding a small rectangle between the reference line and the leader line D. adding a small triangle between the reference line and the leader line