A lead ingot also labeled with mercury, cadmium, and arsenic, representing toxic heavy metals as raw industrial material.
Keywords
lead,
mercury,
arsenic,
heavy metal,
ingot,
toxic,
metal,
industry,
industrial,
pollution,
bar,
block,
raw,
material,
hazard,
danger,
risk,
environment,
waste,
poison,
metallurgy,
smelting,
mining,
chemical,
element,
substance,
ore,
mineral,
gold,
dirty,
rough,
heavy,
finance,
market,
trade,
commodity,
science,
chemistry,
manufacturing,
foundry,
recycling,
safety,
health,
contamination,
bullion,
raw material,
dust