Another gem! Articulately presented and excellently produced. I love these films, please leave them up and post any others you have of related content. I know the number of interested viewers for this specialized field is limited, but those of us who are knowledgeable value these rare films. Thanks again for all of your excellent posts.
Love how they say beware of injector pressure easily perforating your finger whilst at the same time telling you to test the end of the pressurised injector for leaks with your bare finger.
Sound starts in the beginning but stops... Your vid about the pump has sound... Must be something wrong somewhere.. Why would the sound not work on this vid and work on the pump vid?