Actors would use theatre's masks. Brown for men and white for women because women were not allowed to be actors. The masks had simple faces happy for comedic theatre shows and sad for tragic theatre masks.
well some ways they are used for halloween,shows,plays,and also army use
of course not we are not using masks !!
yes gas masks were used
they wore there masks for political and religious celebrations
They have oxygen tanks attachted to there backs which have pipes with masks on the end which the astronauts keep on there face.
Death Masks were used in The Middle Kingdom
It depends what they are handling, if it is something toxic, then yes they will wear masks.
“No” Face Masks like surgical masks or medical masks get expired after one use because these masks are made up for use only once, it does not reusable so it does not that protective to use twice. There is a high risk of attacking viruses or gems when they get used for 2nd or 3rd time. I can suggest you as a manufacturer of various kinds of face masks, such as Disposable or 3 PLY Masks, FFP2 Masks and, FFP3 Masks. I am owning one of the leading Health care product suppliers company which is named “Odem Shop”
To sum up, there are two primary types of masks in Photoshop: layer masks and clipping masks. Layer masks use values of gray to assign levels of transparency to specific portions of a layer or group of layers while clipping masks use the transparency of one layer to define that of a different layer or group of layers
The use of masks goes back to the 1800s when inventors developed masks for the miners and soldiers. We still have our soldiers outfitted with gas masks.
We use masks for celebrations, ceremonies, concerts etc.if you would like to know more about it please go to http://wiki.answers.com/