JAMESTOWN, N.J. (AP) Water purification devices can be used to clean the body, drink clean water, disinfect your home and protect plants from bacteria, but the devices can also be used for cleaning up pollution from the city’s wastewater.

A new study from the University of Maryland, Baltimore County, and Columbia University says that in New Jersey, more than one-third of households are using water purifiers to purify their homes and water sources.

Water purifiers are designed to remove any contaminants that might pose a health risk to humans or animals, but it can also purify and disinfect drinking water and wastewater.

The study found that in 2016, almost one-fifth of households reported using water filters at least once in the previous year, and more than 70 percent of households had a water filter in use.

More than half of households used a water system to purification in 2016.

Water systems use a filter to clean water and other sources.

A water purifying device, like the one shown here, can clean a home and water source.

A similar device is shown.

Water filter purification device used in New York City.

Water system filters are usually made of glass, stainless steel or aluminum, and can operate in water, hot and cold, cold water, and hot and dry water.

Water filters are generally designed to purifies the water and help clean up wastewater.