BASF LNT (Lean NOx Trap) technology removes NOx from diesel engine exhaust.
[edit on Wikidata] Sounding or urethral sounding is the medical use of probes called sounds to increase the inner diameter of the urethra and to locate obstructions in it. Sounds are also used to stretch the urethra in order to receive genital piercing. Urethral sounding and urethral play are also used to refer to this practice in a sexual context. Urethral play can involve the introduction of either soft or rigid items into the meatus of the penis (as well as farther in).
a pointed leg or stake for staying or supporting dredging or earth-boring machinery. a short pipe, as for connecting a water pipe with a meter. Surgery. an instrument having a dull flattened blade for removing substances or foreign bodies from certain parts of the body, as wax from the ear. to remove with a spud.