"Life Saver" Water Filtration Bottle
Although the write-up is short on technical details, the "Life Saver" water filtration bottle claims to clean up water in just a few seconds, filtering out any contaminants longer than 15 nanometers, including viruses, without the use of chemicals.
The first wave of bottles sold at the "Soldier Technology Conference" in the UK for £190 a pop which is, well, a ton of money for a water bottle. I look forward to finding out more about how this actually works.
Bottle makes dirty water drinkable [Telegraph.co.uk]

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The real test will be if it can make London water taste less like phleghm.
That's a whole heck of a lot more expensive for a water bottle version of the lifestraw (www.lifestraw.com).