Singapore-based company, Nano Sun brings a new component to the competitive water filtration industry--a 3D printed titanium membrane which is can be 3D printed at less expense, has antibacterial qualities, and is twice is strong. Currently in production, being 3D printed at Nanyang Technological University, production should be stepping up soon. The device will be sold for wastewater treatment in China, providing clean water in Indonesia, and has the potential to aid in humanitarian projects for clean water in other countries as well. More details on these filters can be found here: http://3dprint.com/15768/nano-sun-3d-print-water-filter