The ESRB has rated Brink T for blood, language, and violence
It says so on brinkthegame.com
Brink has been rated T for Blood,language,and violence
On the Brink - 1915 is rated/received certificates of: UK:A
The Brink - 2005 is rated/received certificates of: Australia:G USA:R
On the Brink of the Precipice - 1913 is rated/received certificates of: UK:U
The Brink - 2006 V is rated/received certificates of: USA:R
I learned that Brink is rated T. I believe it attained this rating on the 25th of February, but I am not sure. The British rating for the game has been 16+ for some time now. Go to http://www.bethsoft.com/eng/games/games_brink.html for more information.
Saving a Species Gorillas on the Brink - 2007 TV is rated/received certificates of: Australia:PG
A Season on the Brink - 2002 TV is rated/received certificates of: USA:R USA:TV-MA (TV version)
Doctor Who - 1963 The Brink of Disaster 1-13 is rated/received certificates of: Australia:PG UK:PG
Thunderbirds - 1965 Brink of Disaster 1-22 is rated/received certificates of: Australia:G UK:U USA:TV-G
Before It's Too Late From the Brink of Eternity - 1994 TV is rated/received certificates of: USA:PG
Die Olli Kalk und Brink Show - 1998 TV is rated/received certificates of: Germany:12