Which of the following respirators is designed to cover the wearer's nose, mouth, and eyes and requires an external battery?
A. Powered air-purifying respirators (PAPRS)
B. Filtering facepiece respirators (FFRS)
C. Elastomeric half-mask respirators (EHMRS)
D. Elastomeric full facepiece respirators (EFFRS)
Answer (3)
Ferric Oxide is the name of the compound.
The chemical name for Fe2O3 is iron(III) oxide . It is also commonly known as** ferric oxide** or rust. It is a reddish-brown or black mineral that occurs naturally in the form of iron ore.
Ferric oxide is commonly used as a** pigment** in various applications, including paints, ceramics, and cosmetics. It is also used in the production of iron and steel.
Ferric oxide can be used as a protective coating to prevent corrosion on metal surfaces. It forms a thin layer on the surface that acts as a barrier against** moisture**, oxygen, and other corrosive elements, thereby extending the lifespan of the metal.
Learn more about **ferric oxide **here:
https://brainly.com/question/3637002
#SPJ6
Iron(III) oxide, also known as ferric oxide, is represented by the formula Fe 2 O 3 . It is commonly known as rust and is formed when iron reacts with oxygen and moisture. This compound has important applications in various industries, including paint and metallurgy.
;
