. >> my name is alicia wu, and i'm the director of a san francisco based nonprofit.e public, to the community and provide training in different topics. today we're doing c.p.r., controlling external feeding and how to do perfect communications in each topic, and also, i hope that they can bring it home and start gathering all the supplies for themselves to. >> on any given day in san francisco, we're very well resourced in terms of public safety professionals, but we all know in the event of a large scale disaster, it will be hours and days before the public safety professionals can get to you, so we encourage people to have that plan in place, be proactive. there's websites. we have a wonderful website called 72hours.org. it tells you how to prepare yourself, your family, your pets, your home, your workplace. we can't emphasize enough how important it is to be. >> a lot of water heater in san francisco look like this may be yours doesn't too do you know it is the post earthquake problems we'll show you to brace our water heater hi, everybody i'm patrick director of