Main Standards and Certificates
- DVGW,
- ISO 21809-3,
- EN 12068,
- DIN 30678,
- NACE SP 0303,
- Shell standard
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Famous quotes containing the words main and/or standards:
“And ye shall know the truth, and the truth shall make you free.”
—Bible: New Testament John 8:32.
These words of Jesus are inscribed on the wall of the main lobby at the CIA headquarters, Langley, Virginia.
“If one doesn’t know one’s own country, one doesn’t have standards for foreign countries.”
—Johann Wolfgang Von Goethe (1749–1832)