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Wood's metal, is an alloy in the vicinity of the quaternary eutectic in the system bismuth-lead-cadmium-tin.
W 1217 (OTTO) Wood's metal, GR Cas 76093-98-6 - used for electrical fuses. W 1217 (OTTO) Wood's metal, GR Cas 76093-98-6 - used largely in sprinkler system.