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2. Wikipedia : WikiProject Consumer Reports/Product reviews

   en.wikipedia.org/.../Product_reviews

   Consumer Reports is a United States-based non-profit organization which conducts product testing and product research to collect information to share with consumers so that they can make more informed purchase decisions in any marketplace.

3. Consumer Reports - Wikipedia

   en.wikipedia.org/wiki/Consumer_Reports

   Consumer Reports (CR), formerly Consumers Union (CU), is an American nonprofit consumer organization dedicated to independent product testing, investigative journalism, consumer-oriented research, public education, and consumer advocacy.

4. Martina (tunnel boring machine) - Wikipedia

   en.wikipedia.org/.../Martina_(tunnel_boring_machine)

   The Martina tunnel boring machine (officially named as the S-574. [ 1 ] ) is a hard rock tunnel boring machine built by Herrenknecht AG . It is the largest hard rock tunnel boring machine in the world and has been used for drilling the Sparvo Tunnel, a part of the larger Variante di Valico project in Italy .

5. Bertha (tunnel boring machine) - Wikipedia

   en.wikipedia.org/wiki/Bertha_(tunnel_boring_machine)

   Freighter Fairpartner carrying the disassembled tunnel boring machine into the Port of Seattle in April 2013. Bertha was designed and manufactured by Hitachi Zosen Sakai Works of Osaka, Japan, and was the world's largest earth pressure balance tunnel boring machine, [14] at a cutterhead diameter of 57.5 feet (17.5 m) across.

6. Tunnel boring machine - Wikipedia

   en.wikipedia.org/wiki/Tunnel_boring_machine

   One of the boring machines used for the Channel Tunnel between France and the United Kingdom. A tunnel boring machine (TBM), also known as a "mole" or a "worm", is a machine used to excavate tunnels. Tunnels are excavated through hard rock, wet or dry soil, or sand, each of which requires specialized technology.

7. Best noise-canceling headphones, according to Consumer Reports

   www.aol.com/news/best-noise-canceling-headphones...

   SEE ALL Consumer Reports product reviews. ... The Sennheiser PXC 550-II is one of the highest-scoring headphones in our ratings, with superb sound quality and noise canceling. The PXC 550-II is as ...

8. Microtunneling - Wikipedia

   en.wikipedia.org/wiki/Microtunneling

   In most microtunneling operations the machine is launched through an entry eye and pipes are pushed behind the machine. This pipe jacking process is repeated until the MTBM reaches the reception shaft at the far end. The speed of the advancing machine is limited to the speed at which the pipe is inserted into the entry eye via the hydraulic ...

9. Consumer Reports: Best upright vacuums of 2022 - AOL

   www.aol.com/news/consumer-reports-best-upright...

   SEE ALL Consumer Reports product reviews. The Overall Score for each model incorporates results for each of these tests, as well as ratings for that brand’s reliability and owner satisfaction ...