Answer:
D. Refrigerants
Explanation:
In the United States of America, the agency which was established by US Congress and saddled with the responsibility of overseeing all aspects of pollution, environmental clean up, pesticide use, contamination, and hazardous waste spills is the Environmental Protection Agency (EPA). Also, EPA research solutions, policy development, and enforcement of regulations through the resource Conservation and Recovery Act .
The Clean Air Act Amendments of 1990 prohibit service-related releases of all refrigerants such as R-12 and R-134a. This ban became effective on the 1st of January, 1993.
Refrigerants refers to any chemical substance that undergoes a phase change (liquid and gas) so as to enable the cooling and freezing of materials. They are typically used in air conditioners, refrigerators, water dispensers, etc.
Answer:
A) Array of buttons for<u> quick access </u>to commonly used <u>commands and tools</u>: Tool bar
That's what most people will use most of the time, to quickly perform the most common tasks.
B) <u>List of commands</u> to create, format and edit presentations: Menu Bar.
When the features listed in the tool bar aren't enough, we go to the Menu system, which lists all the features of the program.
C) <u>Provides info</u> about current slide<u> at the bottom</u> of the slide: Status Bar.
The status bar is always located at the <u>bottom of the screen</u>.
D) <u>Provides navigation</u> through the slides: Scroll bar.
Where you can scroll down and up your slides.
False, absolute references have two dollar signs
Answer:
general regulatory and speed control.
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