Products are in the cube, iron pollution is small.

产品呈立方体，铁污染小。

youdao

Asia smelts 76% of the world's iron and emits 44% of its pollution, but hosts only a tenth of its most valuable brands and venture-capital activity.

亚洲熔炼了76%的世界钢铁并排放了44%的污染物，但是只掌握了十分之一最有价值的品牌和风险资本活动。

youdao

Iron and steel industry is one of the most serious industries producing environmental pollution.

钢铁工业是产生环境污染最严重的行业之一。

youdao

Contaminated water has been abstracted and treated from the mine since 1992 following an drainage burst which caused visible pollution from mine water coloured orange by the high iron content.

BBC: An archive picture of Wheal Jane