2. Loco2's knowledge base. Hereâs a look at one of our friends, Loco2, a service where you can book train tickets like plane tickets. Loco2 is a straightforward service, so it makes sense why their front page showcases the two most important inquiries: booking and traveling.
Lubrication is the process, or technique employed to reduce wear of one or both surfaces in close proximity, and moving relative to each other, by interposing a substance called Lubricants between the surfaces to carry or to help carry the load between the opposing surfaces.
Definition of LUMEN. 1. 2. : the bore of a tube (as of a hollow needle or catheter). 3. : a unit of luminous flux equal to the light emitted in a unit solid angle by a uniform point source of one candle intensity. â luÂ·miÂ·nal also luÂ·menÂ·al \-mÉ-nÉl\ adjective. See lumen defined for kids.