However, this is a link to electronic documents available in the Federal Register through the GPO Access web site, not EPA- specific proposed rules, and the viewer is then required to use that site's search tools to identify particular proposed rules.
Proposed rules may be found via a search engine.
It is likely that the market for materials, labor, construction equipment, and other resources used in the construction and operation of air pollution control technologies would respond by increasing production to meet demand where needed.