"22126733"^^ . . . . "Peru adopted the metric system in 1862, replacing Spanish customary units."@en . "Metrication in Peru"@en . . . . . . . "1053925258"^^ . "2084"^^ . . . . . "Peru adopted the metric system in 1862, replacing Spanish customary units."@en . . . . . . . . . . . . . . . . .