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Penerapan Teknologi Ramah Lingkungan untuk Mengurangi Limbah pada Industri Pengolahan Kayu Mulyana, Tineke; Wardana, Naura Afifah; Apriani, Isna
Jurnal Teknologi Lingkungan Lahan Basah Vol 13, No 1 (2025): Januari 2025
Publisher : Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jtllb.v13i1.87189

Abstract

The wood processing industry is a crucial sector that utilizes forest resources to produce various value-added products. In Pontianak City, wood processing industries produce items such as door and window frames, doors, windows, and cabinets. The aim of this study is to identify clean production alternatives for the wood processing industry. The research methods include field studies and descriptive analysis of the production process and the potential waste generated. The production process in Pontianak's wood processing industry includes several stages: receiving and unloading raw materials, cutting wood to the required size, profiling products, smoothing wood surfaces, and final assembly of finished products. Each of these stages has the potential to generate waste, including unused wood scraps, wood dust, and shavings from the smoothing process. This study offers recommendations for clean technologies that can be applied to reduce this waste. These clean technologies include the production of active carbon, using wood dust waste as partition material, producing bio briquettes and wood pellets as alternative fuels, and using wood waste as a growing medium for oyster mushroom cultivation. Additionally, wood waste can be used to create creative products, such as entertainment and educational games.
PERBANDINGAN EFEKTIVITAS ANTARA KOAGULAN LIDAH BUAYA DAN TAWAS DALAM MEMPERBAIKI KUALITAS AIR GAMBUT Mulyana, Tineke; Kadaria, Ulli; Nugraheni, Putranty Widha
Jurnal Lingkungan dan Sumberdaya Alam (JURNALIS) Vol. 8 No. 1 (2025): Jurnal Lingkungan dan Sumberdaya Alam (JURNALIS)
Publisher : Program Studi Teknik Lingkungan, Fakultas Teknik, Universitas Banten Jaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47080/jls.v8i1.3964

Abstract

Karakteristik air gambut berwarna merah kecokelatan yang mengandung bahan organik dan keasaman tinggi, sehingga belum layak untuk dimanfaatkan sebagai air bersih. Penelitian ini bertujuan untuk mengetahui karakteristik air gambut sebelum dilakukan jar test, perbedaan efektivitas antara koagulan lidah buaya dan tawas dalam memperbaiki kualitas air gambut dan pengaruh variasi dosis koagulan lidah buaya dan tawas terhadap kekeruhan, warna, dan pH. Metode penelitian ini adalah penelitian eksperimental yang meliputi pembuatan koagulan, jar test, dan pengujian parameter. Hasil karakteristik awal kualitas air gambut, nilai warna air gambut adalah 1050 Pt.Co, kekeruhan 12 NTU, dan pH 4,33. Berdasarkan penelitian, koagulan tawas pada dosis 60 ml/l mampu menurunkan kekeruhan sebesar 78,3% hingga memenuhi baku mutu <3 NTU, warna 86,3% dan pH 3,50. Sedangkan, koagulan lidah buaya pada dosis 40 ml/l mampu menurunkan warna 41,3%, pH 4,13 dan belum efektif untuk menurunkan kekeruhan pada sampel air gambut.