Weeks after the most intense days of fire across the Los Angeles area, parents are grappling with the reality that toxic ash from burned homes and cars could be harmful to their children. It's a risk that is becoming more common as wildfires burn in cities.

As parents in Los Angeles County prepare to send their children back to the schools in wildfire impacted areas that are still standing, parents are wondering how safe they are.

One charter elementary school just a half mile from the Palisades Fire burn is set to reopen after a deep clean, yet ash lingers on leafy shrubs just outside.