discovered or determined by scientific observation

discovered or determined by scientific observation

an expression whose meaning cannot be determined from its context

an expression whose meaning cannot be determined from its context

an expression whose meaning cannot be determined from its context

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon