Areas or buildings designed for human excrement disposal that can function with or without water as it is a low-cost structure. They are designed with three major parts in mind: a hole in the ground, a concrete slab with a small hole for the user’s comfort and hygiene, and a …
The process of adding small amounts of fluoride (F–) to the community water for the benefits to tooth health. In Canada, 0.7 mg/L is added as it has been found to help prevent tooth decay and cavities without increasing a person’s risk for skeletal fluorosis (excessive amounts of fluoride leading …
The recycling of lightly used wastewater that is not contaminated with bodily fluids or kitchen grease and scraps. Water that comes from showers, bathroom sinks and washing machines is often recycled by diverging the water into a separate system from the sewage and is then redirected towards toilets and is …
Household water treatment and safe storage (HWTS) is a program started by the World Health Organization (WHO) aiming to improve drinking water quality for everyone by reducing the spread of diarrhea-causing diseases. This initiative focuses on prioritizing support for people who depend on water supplies that are open to contamination, …
A strategy designed to ensure the safety of drinking water by using several layers of protection to reduce the risk of contaminants reaching people’s taps. Instead of relying on a single treatment method, this system combines multiple steps such as protecting the water source, applying reliable treatment processes, maintaining safe …
An organic or inorganic compound or element that is present within an environment, product, or system at a concentration that is greater than naturally occurring or normal. Chemical contaminants must be assessed for risk management and safe maximum limit determination.
Hygiene brings a higher level of importance than any other topic because this determines our lives no matter what way we look at it. This has a huge impact here in our community in the way we can function and get things done otherwise we would be in the same …
Water stress occurs when the demand for water exceeds the available amount during a certain period or when poor quality restricts its use.
Population Growth refers to the number of people in an area that either grows or declines within a certain amount of time because of natural occurrences. This could be because of environmental factors or personal reasons, such as people moving due to new career opportunities.
Water quality refers to the state of a body of water, including its chemical and physical state. This is usually measured in terms of suitability for a certain purpose, such as drinking or swimming.