Since lead particles may be large or small, you could demonstrate how larger particles are removed using a home made Direct drinking water dispenser or simply by poring a glass full of pebbles and water through a strainer. In well constructed home water purifiers and filters, the smallest particles are removed using a process called ion exchange.Lead is a hazardous heavy metal that accumulates in the body over time, causing chronic and life threatening health problems. So, even tiny traces should not be consumed.Some purification methods only reduce the levels of lead to that which is below the "Federal Action Level". With ion exchange, more than 99% of all traces of lead are removed.The other common threats in publicly treated water are referred to as cysts. They cause waterborne illnesses that vary in severity. Sometimes the illness is mild. In other cases, it causes death.You cannot demonstrate how cysts are removed using a home made water purifier, because they are microscopic in size. The process is similar to a straining device; bottle water vending machine's just that the pores of the strainer are microscopic in size.In order to effectively remove cysts, a purifier must be certified to filter down to at least one micron. The best systems filter down to .5 micron.You have to be careful when you're shopping for home water purifiers and filters. Manufacturers' claims can be misleading, to say the least. Outdoor water vending machine $ 0.00Keeps Your Family SafeYour children and pets do not choose what they consume - you make that decision for them. If you use purified water to bathe your children and pets, and you give them purified water to drink, you are working to guarantee that they live long and healthy lives. Beauty BenefitsToxins in water do not just affect you when you drink Reverse water filter purifier . When you shower or bathe in tap water, the chemicals in that water are absorbed into your skin and hair and can cause wrinkles, dryness, and can contribute to the risk of cancer. Showering in purified water will give you softer skin and more shiny, softer hair with the elimination of these toxins.If you want to know more, you can click http://www.gemeiwaterpurifier.com .