Water sommeliers: A job not so popular yet!
It’s a job, and there are only 112 people in the world who can do it - Listen to Ganesh Iyer, the only "water sommelier" from India
thehindubusinessline.com/news/ its-a-job-and-there-are-only- 112-people-in-the-world-who- can-do-it/article28843117.ece
The job is simple: See, smell, taste and certify the quality and content of water.
M G Warrier