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Koo Yuen will share his life story at the Rotary Club Meeting on February 6, 2020, at the Normandie Farm Restaurant. 

Engineering — Tribology

: In 1966, a landmark report by Peter Jost officially coined the term "tribology" (from the Greek tribos , meaning "rubbing"). It revealed that improved friction and wear control could save the British economy millions of pounds annually. The Modern Battle for Efficiency

Today, tribology is a high-tech discipline that impacts everything from your morning shave to spacecraft. Engineering Tribology - Gwidon Stachowiak - Amazon.com

For centuries, "rubbing" was just a nuisance until the Industrial Revolution demanded more reliable machines. Engineering tribology

: Early humans used friction to generate heat, rubbing sticks together to spark life-saving fires.

: To move massive stones for the pyramids, Egyptian engineers poured water or oils on the sand in front of their sledges to reduce friction, an early form of industrial lubrication. The Industrial Awakening : In 1966, a landmark report by Peter

Tribology began thousands of years ago with simple survival and construction.

The story of engineering tribology is a journey from ancient intuition to a sophisticated modern science that saves billions of dollars in energy and materials. At its core, it is the study of between interacting surfaces in relative motion. The Ancient Foundations Engineering Tribology - Gwidon Stachowiak - Amazon

: In the mid-1960s, a team of chemists, physicists, and engineers in the UK investigated massive equipment failures in the steel industry.

First Rotary Club Social of 2020 was held on Thursday, January 30, at Bretton Woods Recreation Center.
Engineering tribology
Duane Carey, President of the Maryland Free Enterprise Foundation, was the Guest Speaker at the Rotary Club Meeting on January 23, 2020.
 
Engineering tribology
The January 9, 2020, Rotary Club Meeting featured Rotarian Alan H. Grant sharing his life's story
Engineering tribology
Engineering tribologyEngineering tribology
The January 9, 2020, Rotary Club Meeting featured Rotarian Alan H. Grant sharing his life's story. We welcomed Steph Moundongo on his first visit to the Rotary Club sitting next to Past President Phil Meade.
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Rotarians distributed dictionaries to third graders at St. Elizabeth Elementary School on January 9, 2020.
 
Engineering tribology
Alan Grant, Koo Yuen and Bob Nelson distributed dictionaries to third graders at St. Elizabeth Elementary School on January 9, 2020.
 
Engineering tribology
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On January 2, 2020, Maryland Senator Brian Feldman was the Guest Speaker for our first Rotary Club Meeting in 2020, our Club's 40th Anniversary Year.  
Engineering tribology
On January 2, 2020, Maryland Senator Brian Feldman was the Guest Speaker for our first Rotary Club Meeting in 2020, our Club's 40th Anniversary Year.  He covered a number of topics and presented an overview of the legislative session that begins on January 8, 2020.
Engineering tribology
Engineering tribology
Engineering tribology
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Family and Friends Enjoyed the Rotary Club Holiday Party on December 12, 2019
Engineering tribology
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Dictionaries Have Been Distributed to Area Elementary Schools Under the Leadership of Alan Grant
Engineering tribology
Alan Grant and Bob Nelson distributed dictionaries to third graders at Seven Locks Elementary School on November 25, 2019.
Engineering tribology
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Nancy Mason and Bob Nelson returned from their trip to South Africa, Namibia and Zimbabwe and shared a PowerPoint Presentation at the Rotary Club Meeting on November 21, 2019
 
Engineering tribology
Engineering tribology
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Guest Speaker Adrian Mikeliunas from the IMF gave a presentation on cybersecurity at the Rotary Club meeting on November 14, 2019
Engineering tribology
Engineering tribology
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After a special meeting to label dictionaries for this school year Dictionary Project on November 7, 2019, Rotarians dined at the Rio Silver Diner.
Engineering tribology
Potomac-Bethesda Rotary Donates Bench to Interfaith Works Women's Center
Engineering tribology
Engineering tribology
 
[November 6, 2019] The beautiful bench from the Potomac Bethesda Rotary Club was delivered to our shelter today!  The bench was placed  in our non-smoking area for our ladies.  Thank you so much for the lovely, thoughtful and useful donation to our center! Please send our deepest gratitude to the members of the Potomac Rotary Club for this generous donation! We will also post the donation on our Center's Facebook. Regards, Josiane Makon, LCSW-C, Program Director, Interfaith Works Women's Center, 2 Taft Court Suite 100, Rockville, MD 20850. www.iworksmc.org

 
 
Marilyn Balcombe, Ph.D., President and CEO, Gaithersburg-Germantown Chamber of Commerce was our Rotary Club Guest Speaker on October 3, 2019
 
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Photos by Caesar Kavadoy
Billy Louis spoke on "Living With Polio" at the Rotary Club Meeting on September 26, 2019.
 
Engineering tribology
Engineering tribology
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Rotarians Celebrate the Last Rotary Club Meeting of Summer on the Deck at Bretton Woods on September 19, 2019
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Engineering tribology
Engineering tribology
Engineering tribology
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Nabil Bedewi presented an update on "Believe in Belize" at the Rotary Club meeting on September 12, 2019
 
Engineering tribology
Social at Bretton Woods Featured Special Supper, Fabulous Fellowship and Sensational Sunset on August 29, 2019 
Engineering tribology
Engineering tribology
Club Assembly on August 22, 2019, Discussed the Latest Potomac-Bethesda Rotary Project: A Bench to Honor Sander Cohen
Engineering tribology
Engineering tribology
Jake Matysek, Vice President - Financial Consultant, Charles Schwab, gave his New Member Classification Talk on August 8, 2019.
 
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Sponsor Caesar Kavadoy introduced new member Jake Matysek who gave his classification talk.
Engineering tribology
Rotary Foundation Chair Jon Van Winkle presented Phil Meade with an additional Paul Harris Fellow pin.
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Program Chair Alan Grant received ideas for future programs and projects.
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Caesar Kavadoy introduced his guest and neighbor, Saud Zafar.
Engineering tribology
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Crystal Townsend, President & CEO, Healthcare Initiative Foundation, spoke about supporting organizations that offer solutions to improve the quality and delivery of healthcare on July 18, 2019.
 
 
Engineering tribology
2019-20 Club Leadership Selected at Club Assembly on June 13, 2019
Engineering tribology
Potomac-Bethesda Rotary Club Leadership
for the 2019-20 Rotary Year
President Dr. Todd Nitkin
Vice President Juan Carlos Peirano
Secretary Dr. Noel Howard
Treasurer Phil Meade
Rotary Foundation Chair Jon Van Winkle
Program Chair Alan Grant
Bulletin Editor Bob Nelson
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Matching Paul Harris Credits for Rotary Foundation Donations
Engineering tribologyThere are Paul Harris (PH) credits available for members to make up the $1000 donation required.  It works this way: If you pay half of the amount you need for a PH fellowship, then the club will use available credits to make up the balance.  So for instance say you already haveEngineering tribology PH credits amounting to $ 600.  If you donate another $200, then the club will match your amount with some of those credits bringing the total to $ 1000 and bringing you a PH fellowship!  And Rotary benefits, too!
Rotarians Packed Food Boxes at Manna Food Center on June 11, 2019
Engineering tribology
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Engineering tribology