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Do products - fuel economy devices or fuel additives - that claim to improve fuel economy or lower emissions really work? Some say they are EPA-certified.
Can the EPA endorse or test my product?
How can I look up or verify an EPA number?
Does the EPA certify any products?
Does EPA certify air cleaning devices?
Do water filtration devices need to be registered?
How do I find out about laboratory accreditation or certification?
How do I get trained and certified?
How do I get an EPA ID number?
How do I obtain a new copy of my EPA 608 or 609 refrigeration (or universal) certification card if mine has been lost or stolen?
What kind of training or seminars does EPA offer?
How may I obtain the Certificate of Conformity for a vehicle?