小規模リサイクル工場における建築用レンガのプラスチック廃棄物の製造プロセスとそれに伴う労働健康および環境リスク
S Swinnerton1, K Kurtz2, S Neba Nforsoh2
1Environmental Health Sciences, University of California Los Angeles, Los Angeles, CA, USA.
まとめ
プラスチック廃棄物を建築用レンガにリサイクルすると 有害な大気汚染物質が放出され,健康に害が及ぶ可能性があります. この持続可能な建材の代替品の環境と労働への影響を完全に理解するには,さらなる研究が必要です.
科学分野:
- 環境科学
- 材料科学
- 労働衛生について
背景:
- プラスチック生産の拡大は 持続可能な廃棄物管理の解決策を必要とします
- プラスチックの廃棄物を建築材料に組み込むことは 潜在的にリサイクルする道を開きます
- プラスチック廃棄物の機械的リサイクルは,さらなる調査を必要とする分野です.
研究 の 目的:
- 機械的リサイクルによる建築用レンガの生産におけるプラスチック廃棄物の利用を 検討する.
- 潜在的排出量,健康上の危険,環境上のリスクを特定する.
- プラスチック廃棄物のレンガの製造による健康と環境への影響に関する研究のギャップを強調する.
主な方法:
- プラスチック廃棄物のリサイクルと建築材料に関する100件の実証研究を体系的に検討した.
- 比較可能な機械的リサイクルプロセスによる健康リスクと環境への影響の推計
- プラスチック廃棄物のレンガ製造過程の分析,収集から成形まで.
主要な成果:
- プラスチック廃棄物のレンガの生産に特有の排出量,労働衛生,環境リスクに関する研究は限られている.
- 製造プロセスは重金属,POP,PM,VOCなどの大気汚染物質を放出する可能性が高い.
- 懸念事項には,微小プラスチックによる排水と重金属による土壌/沈殿物の汚染が含まれています.
結論:
- プラスチック廃棄物のレンガの生産で働く人は 適切な安全対策を講じなければ 高い健康リスクに直面します
- 小規模事業では パーソナル・ペーパー・エディション (PPE),換気,低リスクのプラスチックを優先すべきです
- 排出量を特徴づけ,健康/環境の危険性を評価するために,さらなる研究が不可欠です.
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