Directorate for Epidemiology and Health Sciences, Div of Hazard Analysis, US Consumer Product Safety Commission. The District of Columbia and 32 states allow at least some 1.4G fireworks to be sold. Nevada and Hawaii have no laws regulating fireworks except for local ordinances. Because of the risks for injury associated with bottle rockets and other fireworks, several organizations have made specific recommendations regarding their use. Eye Safety and Sports Ophthalmology Committee.
Fireworks remain serious health hazard and cause of blindness.
Committee on Injury and Poison Prevention. Children and fireworks. American Public Health Association. Public policy statements of the American Public Health Association. The number of days for the holiday period varied each year.