The History Of The Refrigerator Water Filters
The earliest recorded method of water filtration dates back to 2000 B.C. where hieroglyphics depict methods of boiling water, placing hot metal instruments in water and filtering water through charcoal and sand. These early methods are thought to have been instituted to make water taste better, thus, cleaning it. Water filtration was further developed with the advent of the microscope, which made it possible to see foreign particles and contaminants in water that would have otherwise been considered to be pure and clean. Most notably, the microscope was responsible to identify cholera bacteria in drinking water during a disease outbreak in 19th century London. The outbreak was rampart in all areas except those areas where drinking water was filtered through sand. Chlorine was also discovered to be an effective, chemical disinfectant capable...