Which of the following is NOT a task of the mine examiner?

The task of conducting safety training for new miners is not typically part of the mine examiner's responsibilities. Mine examiners primarily focus on ensuring the safe conditions of the mine environment, which includes the examination of various physical safety factors such as testing for harmful gases, checking structural integrity, and assessing the overall condition of the mine.

In contrast, safety training for new miners usually falls under the purview of mine supervisors or safety coordinators. These individuals are responsible for educating new miners about safety protocols, emergency procedures, and the proper use of equipment. Thus, the safety training role is distinct from the critical assessment and monitoring duties of a mine examiner, who prioritizes immediate safety conditions rather than instructional roles.