how do you create breakable crates

[aazumak]

i belive i saw a foum on them earlier but can no longer find it. could someon point mr to a tut or give me 1

or just breakable things in total, like breakable floors. i dont want shards lying around i just want them to dissaper

[lizardkid]

just make your geometry, select all of it you want to break, and right click with it selected, go to func>crate. and you're done.