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In what order do you put these in a tank to mix them properly: Soluble powders (SP), Wettable powders (WP) and Flowable (F)?

  1. Fill tank 1/4 to 1/2 full, add soluble powders, add flowable, add wettable powders

  2. Begin agitation, add wettable powders, fill tank 1/4 to 1/2 full, add flowable, add soluble powders

  3. Fill tank 1/4 to 1/2 full, add wettable powders, add flowable, add soluble powders

  4. Add soluble powders, fill tank 1/4 to 1/2 full, add flowable, add wettable powders

The correct answer is: Fill tank 1/4 to 1/2 full, add wettable powders, add flowable, add soluble powders

To mix the substances properly, you should follow the steps in option C. First, fill the tank between 1/4 to 1/2 full, then add the wettable powders, followed by the flowable and finally the soluble powders. This sequence helps to prevent clumping and ensures that all substances are effectively mixed. Option A is incorrect because adding the wettable powders first may cause clumping when the other substances are added. Option B is incorrect because beginning agitation before adding all substances may not evenly mix the powders. Option D is incorrect because adding the soluble powders before the fill tank is 1/4 to 1/2 full may cause clumping and ineffective mixing.