Which two product descriptions use impressionistic words? The sound frequency of a 1950 vintage woofer is low and soft.
The sound frequency of a 1989 special tweeter reaches up to 20,000 Hz.
The sound frequency of a 1995 modern woofer can reach up to 500 Hz.
The sound frequency of a 2005 novel tweeter is high and shrill.
The sound frequency of a 2015 special subwoofer is below 30 Hz.

Why does the author's description of the mercury boiler—"the mercury, when vaporized, going into a mercury turbine and then into a condenser, remaining hot enough to generate steam in a steam boiler"—intentionally incorporate such highly technical language? using technical language establishes the expertise of the writer and convey the complex nature of the process being described. using technical language allows the writer to subtly poke fun at those who seek to make basic processes seem overly complicated. using technical language encourages readers to develop deeper and more meaningful personal connections to the information. using technical language lets the writer make clear to readers that the article is intended for readers who are themselves experts on electricity.