Fluorine (F₂)has Been Proposed as an Alternative to Nitrogen Trifluoride

question 42

True/False

Fluorine (F₂)has been proposed as an alternative to nitrogen trifluoride (NF₃)for the manufacturing of liquid crystal display (LCD)monitors.This is a good idea,because both compounds are safe for people.

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Definitions:

Rigor Mortis

A temporary stiffening of muscles occurring after death as a result of chemical changes in muscle tissues.

Calcium Ions

Charged particles of calcium that play key roles in blood clotting, muscle contraction, and nerve function.

Troponin

A complex of three regulatory proteins involved in muscle contraction in skeletal and cardiac muscles.

Tropomyosin

A protein that regulates muscle contraction by controlling the access of myosin to actin filaments.