Biogasoline Production from Shallot Skin Waste with KOH-Clay Catalyst to Create Clean Energy

Dhea Nurul Amalia, Anindya Indrita Putri, Della Agustia Marhani, Putri Vina Amalia, Anwar Muhamad Rizki, Keryanti Keryanti

85-91

The Effect of Plasma Electrolysis for Biodiesel Synthesis Using Waste Cooking Oil as a Raw Material and KOH Catalyst

Shoerya Shoelarta, Saripudin, Rahmat Dani Dwi Fedianto, Moch Adli Darojat , Sudrajat Harris Abdulloh, Irwan Hidayatulloh, Lidya Elizabeth

92-98

Coffee Beans Drying Using Pilot-Scaled Fluidized Bed Dryer Assisted with Zeolite Adsorbent

Ninik Lintang Edi Wahyuni, Bambang Soeswanto, Ghusrina Prihandini, Ari Marlina, Endang Widyastuti, Muhammad Fauzy Ramadhana Qobus, Ranti Rahmawati

99-104

Effect of Hydrolysis and Amount of Yeast on Banana Peel Fermentation into Bioethanol

Luthfi Kurnia Dewi, Chandrawati Cahyani, Adriatic Fitri Rahmadhina, Alexander Tyopannus Prasetya, Meilya Suzan Triyastuti

114-119

Potential of Gypsum Waste as a Substitution and Filler Material in Concrete Manufacturing

Muhammad Rahman Rambe, Rizky Febriani Pohan, Fithriyah Patriotika, Sahrul Harahap, Alvi Sahrin Nasution

120-131