Waste Handling and Environmental Monitoring
Vol. 2 No. 2: (August) 2025

Analysis of scrubber technology use to control SO2 emission in incinerators as a sustainable solution in plastic waste processing

Sari, Vivit Nur Indah (Unknown)



Article Info

Publish Date
31 Aug 2025

Abstract

Background: The use of wet scrubbers and dry scrubbers in incinerators using activated carbon and zeolite adsorbents is applied to control SO₂ emissions, serving as environmentally friendly waste processing tools. Methods: The principle of this test is that the exhaust gas from burning plastic waste with an incinerator is washed in a wet scrubber using water. Any remaining gas emissions are absorbed by zeolite and activated carbon through a dry scrubber. Testing of SO₂ exhaust gas emission concentrations is carried out on the incinerator, wet scrubber, and final chimney. Findings: The SO₂ exhaust gas concentration in incinerator combustion was 0.9685 mg/Nm³, the concentration after scrubbing using a wet scrubber was 0.1389 mg/Nm³, and the concentration after scrubbing using a wet scrubber and dry scrubber was 0 mg/Nm³. Conclusion: The use of a wet scrubber is effective in reducing SO₂ exhaust gas emission concentrations. The use of a dry scrubber is also effective in further reducing SO₂ exhaust gas emissions to zero. Novelty/Originality of this article: The novelty of this study lies in the combined application of wet and dry scrubbers with activated carbon and zeolite to achieve complete elimination of SO₂ emissions from plastic waste incineration, demonstrating a practical environmentally friendly approach.

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Journal Info

Abbrev

WHEM

Publisher

Subject

Environmental Science

Description

Aims: WHEM aims to advance the science and practice of waste management and environmental monitoring. The journal is committed to showcasing research that addresses critical issues related to waste handling and the monitoring of environmental quality. By offering a platform for high-impact studies, ...