In the United States, steel containers, cans, automobiles,
appliances, and construction materials contribute the greatest
weight of recycled materials. For example, in ***8, more than *7%
of structural steel and **6% of automobiles were recycled,
comparing the current steel consumption for each industry with the
amount of recycled steel being produced (the late ***0s recession
and the associated sharp decline in automobile production in the US
explains the over***0% calculation).