The new ISO/IEC 17025:2017 introduces a new concept, i.e., “risk-based thinking” which requires the accredited laboratory to plan and implement actions to address possible risks and opportunities associated with the laboratory activities. With a proper risk consideration, preventive actions can be neglected. The laboratory is now responsible for deciding which risks and opportunities need to be addressed. The aims are: a) to give assurance that the management system achieves its intended results; b) to enhance opportunities to achieve the purpose and objectives of the laboratory, and, c) to prevent, or minimize, undesired or interfering element