Introduced by Xerox in 1991, solid ink is a revolutionary product. The characteristic feature of solid ink is that it is clean, green, easy and affordable. Since its introduction, solid ink has won a number of prestigious awards for printers it has been used in. Some notable awards include those from PC Magazine, MacUser, and MacWorld. Here are some of the features of solid ink:Solid ink is non toxic in nature. It is resin based and is quite similar to crayons. This makes it extremely safe to use.Solid Ink does not leak or spill and does not cause any damage caused by staining.The capacity of each ink stick can be anywhere between 1,000 to 2,300 pages depending on the device it is used in.Solid ink has an extremely simple design which makes it very easy to use. There is no complicated reloading procedure involved with solid ink.The use of solid inks also speeds up the printing process.Up to five color sticks can be loaded at a time, depending upon the device, which provides long, uninterrupted printing.It produces more consistent print quality, from the first page to the last, compared to laser and inkjet printers.Use of solid ink ensures that there is no creasing or wrinkling of paper, which is a common problem with laser and inkjet printers.Solid ink is now available online with great ease and at a very low price. Considering their original cost is low, the discounts provided by online sellers only makes it cheaper.