Rainbow Fireworks is a professional firework display company that produces around 80 firework displays per year and also operates a retail shop selling fireworks to the public. The document discusses fireworks, noting that they generate energy rapidly through combustion and sparklers can generate the same heat as a blowtorch. It warns that approximately 1000 people per year in the UK get injured from fireworks due to misuse and certain types of fireworks have been banned due to fatalities. The document recommends hiring professional firework companies and buying from professional retailers for safety.