i want to know the working process of metalic hot oil detector

ACKNOWLEDGEMENT I am using the opportunity to express my gratitude to everyone who supported me throughout this training. I am thankful for their aspiring guidance, invaluable constructive criticism and friendly advice during project work. I am sincerely grateful to them for sharing their truthful and illuminating views on a number of issues related to this project. I expressed my warm thanks to DME Mr. S Gupta, Mr. B K Majumdar and Mr. Sushanta Barman for his support and guidance at Indian Railway. I would also like to thank my project guide Mr. Tapan Nandy ,Mr. Tapas Sarkar, Dipankar sir, Basak Sir and Mr. D Barman from the Indian Railway and all the people who provided me with the facilities and conductive conditions for this project. ThankingYou, AdityaBhattacharjee