Why wear a mask?

To protect others.
Experiments with petri dishes show how masks reduce the resulting growths on the petri dishes.

Different.

Useful websites
https://www.gov.sg/article/questions-about-the-dedicated-shn-facilities-for-returnees-answered

About the Author
Angela Lansbury is a travel writer and photographer, author of 20 books, and a speaker and speech trainer.
Her books include:
Wedding Speeches & Toasts
Quick Quotations
Writing Poetry For Fun
Angela's Alarming Animal Poems

Pantomime characters, pantomime dames create humour.
Angela Lansbury is a travel writer and photographer, author of 20 books, and a speaker and speech trainer.
Her books include:
Wedding Speeches & Toasts
Quick Quotations

Writing Poetry For Fun
Angela's Alarming Animal Poems

This blog has many more posts on learning languages and destinations around the world. Please share links to your favourite pages.
See my other blog
https://how2bfunny.blogspot.com/2020/08/why-be-funny-advantages-