Numerous types and qualities of refilling are available for the printer cartridges that one can use in their printers. Some of the refilling systems are highly successful while others are not. In fact there are certain refills that could simply ruin the printer. One of the disadvantages of inferior qualities of refills is that they can jam and block the printer greatly. At times such refills may not ruin the printer but can easily destroy the quality of the print.
Your options when your ink cartridge is empty include refilling them or using re-manufactured cartridges or just replace them with new ones. The last of the options is highly expensive and many people cannot afford the luxury of buying brand new cartridge especially if it is home PC. For organizations, offices and institutions buying new printer cartridges may not be as big a problem as it is for individual users at home. And the fact remains that there are millions of such users across the globe.
That brings you to using the refilling or using pumping in new ink or doing it yourself. But the million dollar question for you is that whether such refilling is safe for your printer. The answer is that if used with due caution and care they will not only be safe but could be as good as the original cartridges provided by the manufacturers. Of course with the branded products you will not have all these concerns. Yet with the refilling being very economic in comparison, it could be a good option for you.
Good websites on the web provide the information on quality printer cartridges including the sources that sells the bulk ink. Such bulk ink is available in pints, quarts and even in gallons. Benefits of such bulk ink would be most cost effective for you.