The interviewer is trying to get a sense of your personality and if you like to read. There is a lot of reading as an Occupational Health and Safety Technician, and the interviewer wants to see if you are the type of person who enjoys reading. The interviewer is also looking to see if you are an effective communicator. People who like to read are often better at using spoken and written words to successfully communicate their point. When choosing a book, think of a book that positively reflects you and highlights your intelligence and communication skills. Explain why you chose the book you did.