DDDD

AcronymDefinition
DDDDDynamic Diplomats of Double Dutch (rope skipping group)
DDDDDrive Dive Drink Diary (blog)
DDDDDigital Digest Data Design (Australia)
DDDDDigital/Digital/Digital/Digital (audio CD format, source/recording/mixing/mastering)
DDDDDigital Dharma - Delivered Daily (podcast)
References in periodicals archive ?
Subpart DDDD (Code of Federal Regulations 2004) contains some emission factors intended to be used with the low-risk option; however, they tend to be more broadly applied by state regulatory agencies.
Appendix C to Subpart DDDD of Part 63-Considerations for a Small-Scale Kiln Emission Testing Program.
The Federal Register, Appendix C to Subpart DDDD of Part 63--Considerations for a Small-Scale Kiln Emission Testing Program (2006) lists several considerations for determining emissions from small-scale kilns to approximate emissions from full-scale kilns.