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Many rural families still believe that rainwater is good so just boiling it is safe. However, dust and other harmful substances that exist in the air (atmosphere) will not be removed and flow with rainwater.

Wastewater from beauty clinics and spas has the characteristics of containing organic substances, oil and grease, mineral dirt, specific organic substances, pathogenic bacteria, medicinal products, disinfectants, chemical solvents, antibiotic residue. This wastewater, when discharged into the environment, can have a major impact on public health and the environment. Therefore, treatment of wastewater from beauty clinics and spas is...

Calcium-contaminated water is water with calcium content higher than allowed levels, causing many health, equipment and environmental problems. There are many ways to treat calcium-contaminated water, depending on the water source, level of contamination and usage needs. Here are some popular and effective methods:

Manganese-contaminated water is water with manganese content exceeding the permissible level, affecting health and daily life. Water contaminated with manganese. There are many ways to treat manganese-contaminated water, depending on the water source and level of contamination. Here are some popular methods:

Sewage sludge is part of the final product of wastewater treatment, containing many organic and inorganic substances, microorganisms and other contaminants.

Lead-contaminated water is water with lead content exceeding the permissible limit, posing a danger to human health. Lead-contaminated water can appear for many reasons, such as rusty pipes, industrial wastewater , mining activities, or naturally occurring.

Contaminated and cloudy pool water is a common problem that can affect the health and aesthetics of the pool.

Activated carbon is a type of carbon with a hollow, porous structure, a large surface area, and the ability to adsorb pollutants in wastewater. The effects of activated carbon in wastewater treatment include: