external authentication external authority external backup external balance external barriers external bathroom external battery pack external battery external beam external beauty external behavior external benefits external bleeding external blinds external bodies external body external borders of the european union external borders of the union external borders external border external borrowing external boundaries external box external browser external budget external business external bus external button external cable external calibration external calls external cameras external camera external candidates external capital external card external carriers external case external causes external certification external challenges external chamber external changes external channels external characteristics external charger external charging external circlips external circuit external circulation external circumstances external cladding external cleaning external clients external clock external co-operation external coating external code external coherence external collaboration external collaborators external combustion external command external commitments external communications external communication external community external companies external company external compartments external competence external competition external competitiveness external competitors external components external compression external computer external condenser external conditions external conflicts external connections external connection external connectivity external consistency external constraints external consultancy external consultants external consultant external consultation external contacts external contact external contaminants external contamination external content external context external contractors external contractor external contracts external contributors external controller external controls external control external converter external coolant external cooling external cooperation external coordination external corner external costs of transport external costs external cost external courses external cover external credibility external creditors external credit external crises external criteria external customers external damage external dangers external databases external database external data external debt external decoder external decoration external defects external defibrillator external deficits external deficit external degrees external delegations external demand external dependence external dependencies external designers external design external developers external developments external development external devices to an external device external device external diameter external differences external digital external dimension of asylum external dimension of competitiveness external dimension of social policy external dimensions external dimension external disk external displays external display external dissemination external distribution external documents external domain external donors external doors external door external drainage external drain external driver external drives to an external drive external drive external ear external economic affairs external economic policy external economic relations external economic shocks external economies external editor external effects external efforts external electrical external electrode external elements external email external emergency plans external employees external enclosure external encoders external enemies external enemy external energy external entities external entity external entrance external envelope external environmental costs external environmental factors external environmental to the external environment external environment external equilibrium external equipment external evaluations