The Epson T88 model is a thermal printer. Receipt paper for thermal
printers have a chemical coding which makes the paper turn black in heated conditions.
This printer is not optimal in kitchen settings and are not recommended for kitchen
printing. The correct type of paper needed is 3 1/8 x 230 thermal paper.
The Epson TMU220 model is an impact printer and does not have the same issue as
the T80 model. Kitchen paper is 3 inch 2ply carbon less impact paper.