removal of iron

例句：

1. 1.The removal of the old building has cleared a lot of space.
   拆除旧建筑已经清理出很多空间。
2. 2. The company's decision to remove the toxic chemicals from its products was met with criticism.
   公司决定从其产品中去除有毒化学物质，这一决定遭到了批评。
3. 3. The removal of the trash from the street is an essential part of keeping the city clean.
   从街道上清除垃圾是保持城市清洁的必不可少的一部分。