Fireworks tents are just about everywhere across the Tri-Cities, as everyone gears up to celebrate the Fourth of July.As business pick up the Kingsport Fire Department urges safety.”Most people don’t realize, the Fourth of July is the biggest day of the year for outdoor fires, and that happens a lot all across the country, and it can happen here,” said Barry Brickey, Public Education and Information Officer with the Kingsport Fire Department.He says accidents with sparklers account for 25% of emergency room visits.