inÂ·fest. tr.v. inÂ·festÂ·ed, inÂ·festÂ·ing, inÂ·fests. 1. To inhabit or overrun in numbers or quantities large enough to be harmful, threatening, or obnoxious: rats infesting the sewers; streets that were infested with drugs. 2.nfest-occupy in large numbers or live on a host; the Kudzu plant infests much of the South and is spreading to the North. overrun, invade. inhabit-be present in; sweet memories inhabit this house.
You can learn entirely on the job as an assistant to a boiler technician, through an apprenticeship program or from a diploma, certificate or associate's degree program at a community college or technical school.
How to Obtain a Copy of a Certificate of Conformity for a Heavy-duty or Nonroad Engine. A Certificate of Conformity is the document that EPA issues to an engine manufacturer to certify that an engine class conforms to EPA requirements.