TR Index Ethical Principles are applied in the Black Sea Journal of Engineering and Science, and the "Ethical Principles Flow Chart" that the author(s) and the journal must comply with is presented below. Ethics committee approval should be obtained according to the "Ethical Principles Flow Chart" for studies that require data collection by quantitative or qualitative methods such as experiments, surveys, scales, interviews, observations, and focus group studies on human and animal subjects. If the study does not require ethics committee approval, it should be stated that "The ethics committee approval is not required for the study" by referring to the relevant section of the "Ethical Principles Flow Chart" in the "Ethical Approval" section of the article.