Discuss two characteristics of safety glasses and goggles

What will be an ideal response?


Two characteristics of safety glasses and/or goggles are the impact-resistant lenses and side shields.
Also, they should fit the face and be kept clean for proper visibility. Shaded lenses are needed for
welding. Single-piece goggles and cup goggles are used where special eye protection is needed for
chemicals, flying objects, or damaging light.

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Where did the science and art of range management originate?

A) Spain B) Israel C) Western United States D) Russia E) Africa

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The total resistance of four resistors in parallel is always less than the smallest resistance

Indicate whether the statement is true or false

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Dwell exists when a cam follower is constant without moving either up or down.

Answer the following statement true (T) or false (F)

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Optoelectronic detectors turn ____________________ (on, off) when struck by light that is emitted by the LED.

Fill in the blank(s) with the appropriate word(s).

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