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Richard Youn

@YounchosYoun
Location: Honolulu, HI US
Website: http://t.co/oZ3HEa0tlj
Followers10,320
Following9,803
Tweets661
 
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Bio

Water Resources Engineer/Environmental Technology Specialist/Chemist/Ph.D/ASCE-EWRI/Former Professor/Math Tutor/좋은 트친해요.