Preparation and analysis of coal and mineral samples. Report the results of preparation and analysis of coal and mineral samples. Verify and validate coal and mineral test results. Make an analysis report on the coal and mineral sample tests that have been carried out. Manage waste from analysis results so that it does not harm the environment.

1. Monitor and supervise the process of processing palm fruit into crude palm oil at each processing station in order to maintain the smooth production process 2. Supervise the quality of oil palm fruit before it is processed into crude palm oil at the palm oil factory, namely through the process of sorting and grading oil palm fruit which is useful to improve the quality of crude palm oil 3. Supervise the management of liquid waste from oil palm fruit processing using the WWTP pool system and assist in taking samples of liquid waste for delivery to third-party laboratories in the effort to prepare UKL-UPL documents 4. Supervise and evaluate the utilization of liquid waste from palm oil processing by means of land application in oil palm plantation areas to minimize environmental damage around the location