# Why are disposable masks blue?

**URL:** <https://boards.straightdope.com/t/why-are-disposable-masks-blue/922758>\
**Category:** The Quarantine Zone\
**Tags:** covid-quarantine\
**Created:** [October 12, 2020, 3:19am UTC](https://boards.straightdope.com/t/why-are-disposable-masks-blue/922758 "2020-10-12T03:19:12Z")\
**Posts on this page:** 3\
**Page:** 2

<div class="post-metadata">

**Author:** ![SanVito](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/sanvito/32/2805_2.png) [@SanVito](https://boards.straightdope.com/u/SanVito)\
**Post date:** [October 13, 2020, 4:28pm UTC](https://boards.straightdope.com/t/why-are-disposable-masks-blue/922758/21 "2020-10-13T16:28:58Z")

</div>

> [@Elmer\_J.Fudd](#):
>
> I still don’t know which side is supposed to face out; blue or white?

It’s the side with the folds facing downwards (I learned this the hard way, when I was berated by a fishmonger in France - in French - for wearing it the wrong way around. Never again!)

---

<div class="post-metadata">

**Author:** ![RivkahChaya](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/rivkahchaya/32/8919_2.png) [@RivkahChaya](https://boards.straightdope.com/u/RivkahChaya)\
**Post date:** [October 13, 2020, 4:33pm UTC](https://boards.straightdope.com/t/why-are-disposable-masks-blue/922758/22 "2020-10-13T16:33:20Z")

</div>

> [@SanVito](#):
>
> I was berated by a fishmonger

I hate when that happens.

---

<div class="post-metadata">

**Author:** ![SanVito](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/sanvito/32/2805_2.png) [@SanVito](https://boards.straightdope.com/u/SanVito)\
**Post date:** [October 13, 2020, 4:35pm UTC](https://boards.straightdope.com/t/why-are-disposable-masks-blue/922758/23 "2020-10-13T16:35:27Z")

</div>

One for the list of ‘unforeseen Covid-related hazards’

[Previous page](https://boards.straightdope.com/t/why-are-disposable-masks-blue/922758.md?page=1)