For users, the use of the copy machine to save ( 备用) Carbon ( C) Powder is also need to master certain skills ( 技能) 。 Today, small make up is mainly to introduce, about saving in copier use toner one skill - — To make good use of gray text. As we all know, if the target ( 原因) In the document font for the letters are all set to black, and have been as bold, so the copier in writing material such as printing, will certainly take too much of the carbon powder to print out the effect; Obviously, if in the process of printing at ordinary times often according to the above methods to print, copier toner will soon. In order to effectively save toner, we usually see in print some only for their own or less important document, should try to set the font color of a document to a slightly lighter; When set the document font display colors, we might as well according to the following method to operate: first start the good Word application ( 过程) And, in turn, click on the menu bar in the program interface of; File; /; Open; Command to include images or background background of the target document is open; Then click in the menu bar; Editing; A menu item, from the pop-up menu, click; Future generations; Command, so that all the text in the target document will be selected; Right-click again below the selected text, from the pop-up menu, click on the right; Font; Command to open the font properties ( 属性) Settings dialog box. Then click in the dialog box; Font; Label, enter the tag page; On this page; Font color; Settings, select grayscale color diamonds, gray scale can be set according to the quality requirements of the printing material of, usually gray scale can be set to 50%, after completing the above set operation control, click it again; Sure; Button, so all the text in the target document will become gray text, while the copier processing such words won't spend too much carbon ( C) Powder. Carbon powder polymerization is a kind of fine chemical toner technology, it includes suspension polymerization, emulsion polymerization, detail capsule, dispersion polymerization, compression polymerization, chemical pieces. Color is used in the paper in the laser printer toner fixing powder material. Black toner by bonding resin, carbon black, electronic agents, additives such as ingredients. Still need to add other color in the color toner pigment, etc. Color toner in print, volatile due to residual monomer in the resin is heated, produces the pungent odor, therefore national standards and industry standards of toner TVOC has carried on the strict limits. So as long as you buy printer or nonconforming product quality, won't because printing produces gas harmful to health.