alkaline space clusters are highly chemically reactive
potassium_alum is chemical_compound. atomic_region_of_space is rcc_region. hydrogen_metal is alkali. hydrogen is not very_reactive. organic_chemicals_often has stable_crystal_structure organic_chemicals_often has not stable_crystal_structure aerosolized_botulinum_toxin is botulinum_toxin. atomic_region_of_space is not rcc_region. hydrogen is very_reactive. aerosolized_botulinum_toxin is not botulinum_toxin.