Sarah Disk images are not compressed. If you need to prove that, have a look at the size of the Lion disk image under <contents/SharedSupport/ and then compare that with the size of a DVD if you create one.
Gordon On 28 Jul 2012, at 17:36, Sarah Alawami <marri...@gmail.com> wrote: I have opened a 40 mb dmg and found a 120 mb app in there so it has to be compressed in some way. i have compared the sizes of dmgs I myself have created and they re smaller then what I started with.therefore my deductions they are compressed. <--- Mac Access At Mac Access Dot Net ---> To reply to this post, please address your message to mac-access@mac-access.net You can find an archive of all messages posted to the Mac-Access forum at either the list's own dedicated web archive: <http://mail.tft-bbs.co.uk/pipermail/mac-access/index.html> or at the public Mail Archive: <http://www.mail-archive.com/mac-access@mac-access.net/>. Subscribe to the list's RSS feed from: <http://www.mail-archive.com/mac-access@mac-access.net/maillist.xml> The Mac-Access mailing list is guaranteed malware, spyware, Trojan, virus and worm-free! Please remember to update your membership options periodically by visiting the list website at: <http://mail.tft-bbs.co.uk/mailman/listinfo/mac-access/options/>