Analysis of information sources in references of the Wikipedia article "Lead" in English language version.
{{cite book}}: ISBN / Date incompatibility (help){{cite book}}: ISBN / Date incompatibility (help){{cite book}}: ISBN / Date incompatibility (help){{cite book}}: CS1 maint: DOI inactive as of July 2025 (link){{cite book}}: CS1 maint: DOI inactive as of July 2025 (link)As a result of EPA's regulatory efforts, levels of lead in the air nationally decreased by 86 percent between 2010 and 2020.
National Ambient Air Quality Standards (40 CFR part 50) for six principal pollutants
Global demand for lead has more than doubled since the early 1990s and almost 90% of use is now in lead–acid batteries
Global demand for lead has more than doubled since the early 1990s and almost 90% of use is now in lead–acid batteries