Please correct grammatical flaws in the following text:
Comparatively, other types of coolant agent, such as sodium, react more actively in air and it may cause a massive explosion and a sudden discharge of radioactive particle in the air if leakage were to occur.
Comparatively, other types of coolant agents, such as sodium, react more actively in the air and may cause a massive explosion and a sudden discharge of radioactive particles into the air if leakage were to occur.