Read the following statements carefully:
1.The Kolkata Municipal Corporation (KMC) has installed first of its kind high-end reverse transcription-polymerase chain reaction (RT-PCR) machines in India.
2.These are for quick detection of diseases like dengue, tuberculosis and swine flu.
3.These machines are to serve as a ‘third umpire’ in situations when medical reports and blood tests reveal contradictory results.
Which of the above statements is/are correct?