Advantages of O₂ Concentrators for Home O₂ Therapy Include Which

question 112

Multiple Choice

Advantages of O₂ concentrators for home O₂ therapy include which of the following?
1) Operate at safe low pressures.
2) Are cost-effective for continuous use.
3) Do not waste or lose any O₂.
4) Can power most pneumatic equipment.

• A)1 and 3 only
• B)1, 2, and 3 only
• C)3 and 4 only
• D)2, 3, and 4 only

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Definitions:

Order They Melt

The sequence in which materials change from solid to liquid form due to temperature increases, often used in geological contexts to discuss rock or mineral melting points.

Convergent Boundary

A tectonic boundary where two or more tectonic plates move towards each other, often resulting in mountain building, earthquakes, and volcanic activity.

Oceanic Plate

A type of tectonic plate that consists mainly of basaltic crust and is denser than continental plates, often subducted under a continental plate at convergent boundaries.

Subducts

Occurs when one tectonic plate moves under another and sinks into the Earth's mantle due to plate tectonic processes.