Identifying new models for human eye diseases By Sara Cassidy, M.S., Ph.D. Although it is difficult to measure the impact of chronic conditions like eye disorders, Prevent Blindness America estimates that eye disorders and vision loss cost $139 billion in 2013, placing these conditions among the most expensive health disorders in the US.
Curing deadly engine vacuum leaks. Vacuum leaks can be located with spray carburetor cleaner or a can of WD-40. If the area is obstructed by linkage or hoses, use an extension nozzle to pinpoint the area of the vacuum leak.
Thread: Nitrogen pressure testing. Nitrogen pressure testing If I put 250psig of dry nitrogen in a suspected leaker, would the pressure drop overnight if there was not a leak and the ambient dropped from 88deg to 74deg? I know temperature and pressure are directly related, but how does that apply to nitrogen? 08-17-2010, 01:09 PM #2.