the legal ones are easy to identify like rambo kid, but even safe and save fireworks can cause fires.irefighters told me the recent rain and slow winds today kept this fire from burning faster. the chief said a change in the weather in just the next three days will increase the danger of grass fires. >> they should only be discharged by adults, there should be proper adult supervision, they should only be discharged in accordance with the instructions in an area that does not have combustible materials close by. >> newark city in dublin hawaii safe and sane fireworks, you must use them within the city limits, if you're celebrating the fourth this weekend check the city's web site where you go for important information on park hours because rules may have changed since last year. reporting live from dublin, craig devro, ktvu channel 2 news. >> there are 11 cities in the bay area and santa cruz county where you can legally buy fireworks this holiday weekend. the prices range from the north as cloverdale to as south as watsonville. there is gilroy, and pacifica. >>> fewer californians ar