Add Yahoo as a preferred source to see more of our stories on Google. (Patrick Hruby / Los Angeles Times) In the world of wildfires, there are basically two kinds of ash: the good kind from burned ...

In the world of wildfires, there are basically two kinds of ash: the good kind from burned vegetation that enriches the soil and the very bad ash from urban wildfires that's created when everyday ...

• Unlike ash from vegetation fires, ash from burning buildings usually contains many toxins from melted plastics, electronics and other common household items. • Multiple federal, state and local ...