Riki Handoko

Effect of Lime Juice on the Properties of Used Cooking Oil in Biodiesel Degumming Process

The purpose of this study is to determine the effectiveness of lime juice on the characteristics of used cooking oil in the degumming process in terms of free fatty acid (FFA) and acid number. The specific objective of the author is to determine the limits of the ability of lime juice as an organic catalyst […]

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Equipment Inventory Using Information Management Methods in the Crib Tool of the Medan State Polytechnic Mechanical Engineering Workshop

To help businesses or organizations manage their inventory of goods more effectively and efficiently, information management is crucial. Businesses can monitor and manage the amount of goods on hand, prevent shortages or excess inventory, and streamline the shipping and receiving process with effective information management. Instead of utilizing a technology-based (computer-based) management system, the equipment

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Analysis of Trends in Scientific Publication Topics for Lecturers in the Department of Computer Engineering and Informatics, Medan State Polytechnic Using Co-Words Analysis

Research in the pertinent subject is a key component in the advancement of science. This was carried out in an effort to address a number of issues and broaden the body of knowledge in this scientific domain. In Indonesia, academics, practitioners, and researchers hold seminars hosted by government and non-government organizations with the goal of

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