11. Key Industries catered by TCI SCS are Auto, Hi Tech, Telecommunication, Retail & CP, Cold Chain and Pharmaceuticals. 12. An increasingly sophisticated array of sensors, many incorporating RFID technology, is being used to ensure the cold chain . 13. The Alliance now acts as the platform for communication, networking and education for each link of the cold chain . 14. In 2005 an individual wrote a standard by which the transportation process could be validated for cold chain products. 15. They are not immediately inactivated by heat, however, so a minor gap in the cold chain is not disastrous. 16. The cold chain can interfere with delivery of drugs, especially vaccines, to communities where electricity is unpredictable or nonexistent. 17. This improved monitoring of the cold chain is a major step forward as far as consumer safety is concerned. 18. An unbroken cold chain is an uninterrupted series of storage and distribution activities which maintain a given temperature range. 19. Most vaccines are sensitive to heat and require a cold chain system to keep them at stable, near freezing temperatures. 20. It is a reliable global management indicator for use by the logistics service in charge of maintaining the cold chain .