All the people were asked about their use of pesticides, chemical fluids and metals like iron.
VOA: special.2009.04.07
Working in such a laundry was known as the eight-pound livelihood because a person had to lift an iron weighing almost four kilograms all day.
VOA: special.2010.03.03
Almost all cells need iron to grow.
VOA: standard.2010.08.05
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