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2. Semi-trailer aerodynamic device - Wikipedia

   en.wikipedia.org/wiki/Semi-trailer_aerodynamic...

   As of 2009, a set of trailer skirts cost between C$1500 and C$3000 (US$1300 to $2700). [4] Standard trailer skirts have an estimated payback period of ten to eighteen months, while "advanced" skirts (those that improve fuel efficiency by over 7%) are estimated to pay for themselves in seven to fourteen months.

3. Deck prism - Wikipedia

   en.wikipedia.org/wiki/Deck_prism

   A deck prism, or bullseye, is a prism inserted into the deck of a ship to provide light down below. [1][2][3] For centuries, sailing ships used deck prisms to provide a safe source of natural sunlight to illuminate areas below decks. Before electricity, light below a vessel's deck was provided by candles, oil and kerosene lamps —all dangerous ...

4. ISO standards for trailer connectors - Wikipedia

   en.wikipedia.org/wiki/ISO_standards_for_trailer...

   Trailer connectors between the trailer and passenger car, light truck or heavy trucks with 12V systems. In Europe, both 7-pin (ISO 1724) and 13-pin (ISO 11446) are common. The 13-pin version being phased in is newer, provides more services than the 7-pin, a more positive locking and also better protection against moisture and contamination.

5. Tympanostomy tube - Wikipedia

   en.wikipedia.org/wiki/Tympanostomy_tube

   Tympanostomy tube, also known as a grommet, myringotomy tube, or pressure equalizing tube, is a small tube inserted into the eardrum via a surgical procedure called myringotomy to keep the middle ear aerated for a prolonged period of time, typically to prevent accumulation of fluid in the middle ear. [1] The tube itself is made in a variety of ...

6. Two more crew members from Lynch's yacht under ... - AOL

   www.aol.com/news/two-more-crew-members-lynchs...

   Italian prosecutors are investigating two more crew members from British tech tycoon Mike Lynch's yacht, along with its captain, in connection with the vessel's sinking over a week ago, a judicial ...

7. Grommet - Wikipedia

   en.wikipedia.org/wiki/Grommet

   A grommet is a ring or edge strip inserted into a hole through thin material, typically a sheet of textile fabric, sheet metal or composite of carbon fiber, wood or honeycomb. Grommets are generally flared or collared on each side to keep them in place, and are often made of metal, plastic, or rubber. They may be used to prevent tearing or ...