Largest oral hygiene lesson

According to Official Guinness Records,

The largest oral hygiene lesson consists of 2,499 participants and was achieved by Signal Unilever (Myanmar), in Yangon, Myanmar, on 17 August 2018.Signal attempted the record to promote a cavity free future for Myanmar by enhancing public awareness about the importance of hygiene practices for better oral health.

For a complete list of 2018 records, please visit 2018 Guinness Records in Myanmar.

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Content last updated on 2018-11-27