RoHS certification means that a manufacturer or supplier has been approved by an independent third party to manufacture products which meet the RoHS standard. The RoHS standard defines specific guidelines for manufacturing, packaging, labeling and storage of a product in order to reduce contamination from hazardous substances. An organization that obtains RoHS certification ensures proper implemention of these standards in an effective manner.

Human Benchmark is a mental testing website designed for self-improvement and fun. It features challenges like number recall, visual memory, and reflex timing. Scores are recorded for tracking and comparison with global players. Combining entertainment with education, the platform motivates users to stay sharp and identify areas for growth, making it a popular tool for everyday brain training.