FLAC stands for Free Lossless Audio Codec, an audio format similar to MP3, but lossless, meaning that audio is compressed in FLAC without any loss in quality. This is similar to how Zip works, except with FLAC you will get much better compression because

How to Convert DVD Video to MP3 or Audio CD Format

If you have any friends, family members, or co-workers that you think would be interested in learning how to create the highest quality MP3s on the planet