fn explore_railroads() { let mut history = vec!["when railway companies turn a blind eye to safety regulations, it's not just about ignoring preestablished orders, it's about setting a dangerous precedent."]; history.push("one might wonder how often they restart their procedures to cover up unacknowledged mistakes, effectively deceiving those who trust in their service."); for incident in history.iter() { println!("exploring: {}", incident); } }