Q. ______ is the process of elimination of most pathogenic micro-organisms.

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Q. What is the chemical or mechanical cleansing process called?

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Q. Which of these is used as the most common disinfectant?

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Q. Which of these is the strongest disinfectant?

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Q. Which of these methods do not form any byproduct?

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Q. What is the most effective dosage of chlorine to be used as a disinfectant?

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Q. What is the most effective dosage of ozone to be used as a disinfectant?

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Q. What is the most effective dosage of UV to be used as a disinfectant?

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Q. Which of these produce chlorite as the byproduct?

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Q. Free chlorine is used to destroy bacteria. This reaction is classified as which order reaction?

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Q. Which type does the following reaction belong to?

Chlorine dioxide added to destroy bacteria.

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Q. Which type does the following reaction belong to?

Chlorine dioxide added to destroy bacteria.

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Q. What is the EE/O for TCA in kWh/1000 US gal/order?

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Q. What is the process of removal of contaminating pathogenic micro-organisms from the articles called?

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Q. What is the technique used to achieve microbe-free environment?

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Q. Which of the following is not true about gas chlorination systems?

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Q. Which of the following methods are suggested for a water flow of less than 200 Lpm?

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Q. In hypochlorinators, the hypochlorite solution is fed into the water by means of _________

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Q. How is the amount of chlorine adjusted in hypochlorinators?

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Q. _______ used to perform continuous chlorination in smaller systems.

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