AD/ROTAX/21 Amdt 1 - Coolant "Evans NPG+" or Conventional Water-Glycol Coolant Zoe has a public metadata record for this legal instrument, but accepted source text is not available in the agent mirror yet. Canonical page: https://zoelaw.ai/legislation/ad-rotax-21-amdt-1-coolant-evans-npg-or-conventional-water-glycol-coolant