1.   Electronic ink technology allows high-resolution text and images to be displayed in color or black-and-white.

2.   HP officials said the new ink technology makes the dots-per-inch count meaningless.

3.   Ink jet technology first revolutionized home and office printing and has been upgraded -- with higher printing speeds and more rugged construction -- for industrial use.

4.   Trident makes impulse inkjets, one of three basic ink jet technologies.