I have to find a comparable fluid to replace a liquid fuel during a test of a liquid fuel system in our facility. We normally flush the system with VG32 Turbine oil after we manufacture the system and ship it out. The typical fuel used in these systems is Light Arabian Crude, #2 Crude...
I have a P & ID for a piping system at work with a mystery symbol on it, can anyone recall what this may mean? It is a small circle on the end of a 45 degree line. Some are filled in black some are not. No consistancy. Most are located close to to joints in both pipe and tubing. ?????