Disclosed is a heart lead removal apparatus for removing an range of different sized implanted cardiac pacemaker or defibrillator leads from the heart, typically through a blood vessel leading to the heart. According to the present application, a modular data center may include a modular primary structure. The PSAP may additionally or alternatively utilize the detection of language information to assist in the decision to route or re-route the PSAP caller to appropriate PSAP resources. The spool includes a cross-sectional area changing portion located at a position corresponding to the second surplus restriction.