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peroxide [peroxides]▼(chemical compound with two oxygen atoms)noun[UK: pə.ˈrɒk.saɪd] [US: pə.ˈrɑːk.ˌsaɪd]
hydrogen peroxide▼(H2O2)noun[UK: ˈhaɪ.drə.dʒən pə.ˈrɒk.saɪd] [US: ˈhaɪ.drə.dʒən pə.ˈrɑːk.ˌsaɪd]
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