/technologies/test-and-measurement/b/blog/posts/mit-scientists-develop-a-filter-that-just-might-solve-the-global-issue-of-pollutionA spin off company from the MIT Media Lab has developed a filter that attaches to a car’s exhaust pipe, collects the unburned carbon soot that would otherwise pollute the atmosphere, and turns it into ink. Scientists at Graviky Labs have created ink en-USTelligent Community 12