A chemical plant in Brazil experiences a major fire, described by multiple outlets as a large blaze with a fireball erupting at the site. Reports say the incident leads to evacuations of nearby residents, indicating concerns about public safety and the potential risks associated with a chemical facility fire. The sources do not provide detailed information in the supplied excerpts about the specific chemical materials involved, the cause of the fire, the extent of damage to the plant, or the number of people evacuated. They also do not specify whether there are injuries or fatalities. However, both accounts emphasize the scale of the incident and the immediate response of moving residents away from the area. Emergency services and plant safety procedures are implied by the evacuation measures, though no additional operational details are included. Overall, the available reporting agrees that a large fire erupts at a Brazilian chemical factory and that evacuation orders are issued for surrounding communities.