By Amiel Blajchman •
August 1, 2009
Have you noticed how all sorts of high end resorts and hotels have started converting their chlorine pools to salt water? And it’s not just the health and hospitality industry that wants to figure out a way to purify their water without resorting to chemicals. Other industries, including the food and beverage, dairy, aquaculture and municipal drinking water providers need to ensure that the water they use contain no micro-organisms or pathogens of any kind. A company based in Israel, Atlantium has developed what may be one of the first industrial-grade solutions to water micro-organism purification without chemicals.
By Michelle Bennett •
March 17, 2008
There’s been a lot of focus on renewable energy on Cleantechnia recently but energy is not the only “clean” tech out there. What about recycling wastes? What about recycling… human wastes? What’s the difference between traditional wastewater treatment and sewage purification (also known as ‘indirect potable water reuse”)? Is it safe and cost-effective? And does it smell like… you know…? Turns out, it’s a lot cleaner than you think.
Let’s get the “yuck” factor out of the way. If you’ve ever passed a waste water treatment plant on a hot day, you probably got a whiff of what we’re talking about: the result of all our glorious indoor plumbing. Traditional waste-water treatment has one main goal: “reduce pollutants in wastewater to a level nature can handle.” When they’re done filtering out most of the undesirables, they release it into a waterway - in fact most major waterways. These traditional plants handle everything that goes down the drain: sewage, runoff, litter, chemicals, and even medication. This cloudy mix includes dreaded disease-causing bacteria but also nutrients, minerals and metals. Here are the basic steps for normal waste water treatment:
