http://www.fifa.com/aboutfifa/organisation/bodies/news/newsid=2190697/index.html To further protect the health of players, the executive took the following decisions: - Additional cooling breaks (after the 30th minute of the first and second halves of the game) will be granted if the Web Bulb Globe Temperature (WBGT) exceeds 32 degrees. - The availability of an AED (automated external defibrillator) shall be compulsory at every international game. p.s. there are references to both "wet" and "web"