On Dec 11, 11:19*am, "Jay-T" wrote:
But, I did wonder if there is any kind of lubricant out there that would
work for this of application. *If so, I think it would be useful when
pre-fitting a lot of PVC drain lines that require a number of turns, L's,
45's, etc. *It would be an easier way to pre-fit and adjust everything, then
mark them with a line-up mark, and later go back and clean and glue the
connections.

I've never seen a plumber do anything but dry-fit the fittings.