Mengungkit nilai material ban bekas sebagai bahan pencampur dalam memproduksi ban = Leveraging material value after end of life of tire as material mixture in tire production

Pengaruh variasi penambahan 15, 20, dan 25 wt.% cangkang kelapa sawit sebagai reduktor terhadap proses karbotermik pretreated terak feronikel = Effect of 15, 20, and 25 wt.% palm kernel shell addition as reducing agent to carbothermic reaction of pretreated ferronickel slag

Studi timbulan dan komposisi sampah sebagai dasar penanganan sampah di Taman Margasatwa Ragunan Jakarta Selatan = Study of solid waste generation and composition as basic of solid waste handling at Ragunan Zoological Park South Jakarta

Implementasi pemungutan retribusi pelayanan analisis laboratorium lingkungan untuk penilaian mutu air limbah di Provinsi DKI Jakarta = Implementation of charge collection levied upon analysis service from environmental laboratory for quality assessment of waste water in Jakarta

Modifikasi limbah polipropilene dan limbah lignin sebagai material baru = Modification of polypropylene waste and lignin waste as new material