What is the main reason many Halogenated Agent Systems have been phased out?

Halogenated Agent Systems, which include agents such as halons and other brominated compounds, have been largely phased out primarily due to their detrimental impact on health and the environment, particularly their effects on the ozone layer. These agents are known to contribute to ozone depletion, which is a significant environmental concern since the ozone layer protects the Earth from harmful ultraviolet radiation. The international community recognized these dangers, leading to regulations such as the Montreal Protocol, which aims to phase out substances that harm the ozone layer.

While considerations such as cost, effectiveness, and usability are important in evaluating fire suppression systems, the key driving force behind the phasing out of Halogenated Agent Systems is their harmful environmental effects and risks to human health. Thus, the decision to limit or eliminate their use reflects a broader commitment to both human well-being and the preservation of the planet.