1.   Each letter is written in the same penmanship and ink color as the original, with the same folds and seals.

2.   It then figures out how many droplets of each ink color must fall on each dot on the page to make that color.

3.   The prosecution also plans to call a handwriting expert to discuss the difference in ink colors.

4.   The PhotoSmart printer will use six ink colors to deliver richer photographic colors than are possible with general-purpose inkjet printers.

5.   These printers use six ink colors, adding paler shades of cyan and magenta to help create realistic halftones.