Marine design appraisal:

The FID Reducer & Recycler have the Recognition of:

International Oil Pollution Prevention (IOPP) Marpol Leg. 73/78 Annex 1,
IOPP supplement chapter 3, 'Other recognized means'

The FID Improver & Injector have the Recognition of:

International Airl Pollution Prevention (IAPP) Marpol Leg. 73/78  item 13, Annex 3