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).
Nadi shodhana (alternate nostril breathing or channel cleaning breathing) is a pranayama breathing technique that calms the mind, body and emotions. The term comes from the Sanskrit nadi, meaning channel, and shodhana, meaning cleaning or purifying.. Nadi shodhana should be practiced in a comfortable seated position with a straight spine and open heart. The right pointer finger and middle finger are brought between the eyebrows.