It is a hopeful development when innovation, community, and environmental improvement dovetail; the project Perpetual Plastic which uses plastic garbage to make 'ink' for printers may be considered one such development.
Everything rainbow! I made these by hand! just remove the original white paste from an oreo. Whip it up with the food coloring of your choice of you choice and put back in the oreo! And they make the most perfect party treats!