Podcast
Questions and Answers
What is a method that has been used as an affordable and effective way of reducing bacterial contaminants in drinking water?
What is a method that has been used as an affordable and effective way of reducing bacterial contaminants in drinking water?
- Using UV light to purify water
- Boiling water over a fire
- Household sand filtration (correct)
- Adding bleach to water
How many people are estimated to lack access to properly managed drinking water services globally?
How many people are estimated to lack access to properly managed drinking water services globally?
- 4.7 billion
- 2.2 billion (correct)
- 1.5 billion
- 3.5 billion
What percentage of people in Makati City have access to a piped distribution network for secure water supply?
What percentage of people in Makati City have access to a piped distribution network for secure water supply?
- 11.2%
- 54.8%
- 38.8%
- 15% (correct)
What is responsible for a significant number of illnesses and deaths, particularly in developing countries?
What is responsible for a significant number of illnesses and deaths, particularly in developing countries?
What is a common primary means of water purification in numerous local and rural communities?
What is a common primary means of water purification in numerous local and rural communities?
Study Notes
Water Contamination and Access
- Boiling water has been used as an affordable and effective method of reducing bacterial contaminants in drinking water.
Global Access to Drinking Water
- An estimated number of people lack access to properly managed drinking water services globally.
Water Access in Makati City
- In Makati City, approximately percentage of people have access to a piped distribution network for a secure water supply.
Illnesses and Deaths from Water Contamination
- Contaminated water is responsible for a significant number of illnesses and deaths, particularly in developing countries.
Water Purification in Local Communities
- Boiling is a common primary means of water purification in numerous local and rural communities.
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Description
Explore the research on household sand filtration as an affordable and effective method of reducing bacterial contaminants in drinking water. Learn about the critical elements and techniques involved in this sustainable approach.
