Osaka Alkali Pollution Trial

… The first is mine and factory pollution caused by the refining of copper, which was the largest domestic resource before the war, and the production of sulfuric acid. Well-known cases include pollution at the mines and smelters in Ashio, Besshi, Hitachi, and Kosaka, and the Osaka Alkali Pollution Trial, in which farmers sued over smoke pollution from sulfuric acid factories. The Ashio Copper Mine Pollution Incident was an incident in which large amounts of slag from copper smelting were released with each flood, causing damage to the health and crops of farmers downstream, and was of the same nature as the later Itai-itai disease incident. …

*Some of the terms mentioned in the "Osaka Alkali Pollution Lawsuit" are explained below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…　第1は戦前の最大の国内資源であった銅の精錬や硫酸製造に伴う鉱山･工場公害である。足尾，別子，日立，小坂の鉱山･製錬所の公害事件や，硫酸工場の煙害に対して農民が訴訟を起こした大阪アルカリ公害裁判が有名である。足尾鉱山の足尾鉱毒事件は，銅製錬後の鉱滓が洪水のたびに大量に流出し，下流の農民の健康や農作物に被害を与えた事件で，のちのイタイイタイ病事件と同じ性格のものである。…

※「大阪アルカリ公害裁判」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報