How to use water purification tablets
  • 1. What is the primary purpose of water purification tablets?
A) To make water softer
B) To filter out sediment
C) To kill harmful microorganisms in water
D) To add flavor to water
  • 2. The effectiveness of purification tablets is most impacted by which water condition?
A) Water Clarity
B) Water Temperature
C) Tablet Expiration Date
D) Container Material
  • 3. What is the typical active ingredient in water purification tablets?
A) Vitamin C
B) Sodium Chloride
C) Fluoride
D) Chlorine or Iodine
  • 4. How long should you typically wait after adding the tablet before drinking the water?
A) 30 minutes
B) Immediately
C) 1 hour
D) 5 minutes
  • 5. What type of water is most suitable for purification tablets?
A) Salt water
B) Boiling water
C) Clear water free of debris
D) Muddy or stagnant water
  • 6. What should you do if the water is cloudy or contains sediment?
A) Use more tablets
B) Filter the water before using tablets
C) Boil the water after using tablets
D) The tablets will handle the sediment
  • 7. Can water purification tablets remove chemicals or heavy metals?
A) No
B) Only when combined with boiling
C) Yes, but only some chemicals
D) Yes, they remove all contaminants
  • 8. What is a potential side effect of using iodine-based water purification tablets?
A) Improved eyesight
B) Thyroid issues
C) Hair growth
D) Increased energy
  • 9. How should you store water purification tablets?
A) In direct sunlight
B) In a humid environment
C) In the freezer
D) In a cool, dry place
  • 10. What should you do if the purified water still has a strong chemical taste?
A) Nothing, the taste is normal
B) Add more tablets
C) Add a taste neutralizer
D) Boil the water again
  • 11. How many tablets are typically needed per liter or quart of water?
A) Always one tablet
B) Always two tablets
C) Always three tablets
D) Depends on the tablet instructions
  • 12. What is the shelf life of most water purification tablets?
A) Varies, check the expiration date
B) Indefinite
C) 1 year
D) 6 months
  • 13. Which group should be cautious about using iodine-based purification tablets?
A) Athletes
B) Children over 12
C) Pregnant women
D) The elderly
  • 14. What is the best way to confirm the effectiveness of the tablets after use?
A) Taste the water.
B) Check for a change in color.
C) Check for cloudiness.
D) There is no way to visually confirm.
  • 15. If you can't filter the water, what is the best way to prepare it for purification tablets?
A) Add more tablets than recommended
B) Stir the water vigorously
C) Let the sediment settle before adding tablets
D) Use warm water
  • 16. What alternative method can be used alongside water purification tablets for best results?
A) Freezing
B) Boiling
C) Adding lemon juice
D) Distillation
  • 17. If you are at high altitude, does the waiting time after adding the tablet change?
A) Decrease the waiting time
B) No, altitude doesn't matter
C) Sometimes, follow manufacturer instructions
D) Increase the number of tablets
  • 18. What is the risk of drinking untreated water, even if it looks clear?
A) Metal poisoning
B) Dehydration
C) Nutrient deficiency
D) Illness from microorganisms
  • 19. Why are water purification tablets useful for emergency preparedness?
A) Filter out all pollutants
B) Improve water taste
C) Provide essential minerals
D) Portable and effective
  • 20. What is the most important instruction to follow when using purification tablets?
A) Read and follow the product label.
B) Only use on clear water.
C) Use as many as possible.
D) Always boil the water first.
  • 21. If you accidentally ingest a water purification tablet directly, what should you do?
A) Contact a medical professional
B) Nothing, it's harmless
C) Drink plenty of water
D) Induce vomiting
  • 22. How does water temperature affect the effectiveness of purification tablets?
A) Temperature does not affect tablet effectiveness.
B) Warmer water requires longer treatment time.
C) Tablets only work in boiling water.
D) Colder water requires longer treatment time.
  • 23. What is the best container to use for purifying water with tablets?
A) Porous container
B) Any clean container
C) Glass container
D) Metal container
  • 24. What water source is LEAST suitable for purification tablets?
A) Sewage
B) Rain Water
C) River Water
D) Lake Water
  • 25. Can you use expired water purification tablets?
A) Expiration dates don't matter
B) They are completely ineffective
C) They become more potent
D) Effectiveness may be reduced
  • 26. Which statement is true about the use of purification tablets?
A) They improve the taste of water
B) They add minerals to the water
C) They are a short term solution
D) They are a permanent solution
  • 27. Can purification tablets be used to treat water for large groups of people?
A) Yes, use the same dosage as for one person
B) No, they are only for individual use
C) Only for small families
D) Yes, but require careful dosage calculations
  • 28. Is it safe to use purification tablets every day for a long period of time?
A) Yes, if you are healthy
B) Yes, if you use a taste neutralizer
C) Not recommended, seek alternative solutions
D) Yes, it's perfectly safe
  • 29. What waterborne diseases can purification tablets help prevent?
A) Measles
B) Giardia and Cholera
C) The Common Cold
D) Influenza
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