An aspect of the present disclosure relates to a functional defoaming agent composition, and more particularly to an environmentally-friendly defoaming agent composition containing loess. Tabulates, maintains, and updates useful information about the user’s chosen correspondents, and the history and status of each correspondence series. The edge band includes a matrix material in contact with fibers of the elongate band. In another example, the method of decreasing melanocyte pigmentation can be used to treat a skin pigmentation disorder associated with undesired increased skin pigmentation. The curing of the ink dots are completed by emitting light on the ink dots from a secondary light source, such as from one or more fluorescent lamps.