Final answer:
The acceptable level of bromine for an SPA pool is 1 ppm. Bromine is effective in killing bacteria, viruses, and algae in the water and is commonly used as a disinfectant in hot tubs and spas.
Step-by-step explanation:
The acceptable level of bromine for an SPA pool is 1 ppm (part per million). Bromine is commonly used as a disinfectant in place of chlorine in hot tubs and spas. It is effective in killing bacteria, viruses, and algae in the water. An ideal range for bromine levels in an SPA pool is 1-3 ppm.