The approval process typically involves several stages:
1. Preliminary Research: Initial studies to understand the properties and potential risks of the catalyst. 2. Laboratory Testing: Extensive testing to determine efficacy and safety. 3. Pilot Studies: Small-scale studies to replicate real-world conditions. 4. Full-Scale Trials: Large-scale trials to gather comprehensive data. 5. Submission of Data: All collected data is submitted to the regulatory body for review. 6. Review and Approval: The regulatory body reviews the data and either approves or requests additional information.