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<http://webisa.webdatacommons.org/142147417>	<http://www.w3.org/ns/prov#value>	"Pure silver iodide aerosol is practically ineffective above -5??? C. Burkhardt, et al. (U.S. Pat. No. 3,915,379) have reported that two-component aerosols of the composition AgI-MI, where M is an alkali metal, show markedly more pronounced nucleation ability than that of pure silver iodide." .
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