Abstract
Publisher Summary This chapter evaluates measured and modeled short-term lead (Pb) emission rates and trends in these near-term rates, especially for uses which have changed greatly with technological changes. It mentions that the basic types of lead emissions into some given environmental compartment differ with where along the life cycle for lead production, use, and dispersal emissions occur. Lead can figure in emissions at the production step, such as lead smelter stack emissions to the atmosphere. The element can also be emitted at the use stage. The chapter discusses various examples, such as production of elemental lead, production of lead compounds as substrates, conversion of lead or compounds into the antiknock additive tetra-ethyl lead (TEL), addition of TEL to form leaded gasoline, and combustion of leaded gasoline as a vehicular fuel. Tailpipe emissions of lead to the atmosphere are available for localized and long-range transport. Lead emission rates in terms of annualized tonnages are described for mainly contemporary industrialized/industrializing societies' emission rates.
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