Smoke
Detector vs Smoke Alarm
Google
Trends is a service provided by Google to where you can compare the
world's interest in your favorite topics. Google Trends also shows how
frequently your topics have appeared in Google News stories, and in which
geographic regions people have searched for them most.
Google
Trends works by analyzing a portion of Google web searches to compute how many
searches have been done for the terms you enter, relative to the total number
of searches done on Google over time. Then Google displays the search results
as a graph plotted on a linear scale.
So your
intrepid blogger decided to see what was more popular a Smoke
Detector or a Smoke Alarm....
The
results are interesting....
As you
can see from this graph, generally a the term Smoke Detector is a more popular
search phrase, with both terms fluctuating roughly in line with each other.
Since the start of 2008 however, the phrase Smoke Alarm is gaining.
Of
particular interest is the regional trends in the search terms, with the term
Smoke Detector being overwhelmingly more popular in the Unites States, Canada
and India. Alternatively in Australia and the United Kingdom the search term
"Smoke Alarm is more popular.
Whats
the difference between a Smoke Detector and a Smoke Alarm?
Generally, a Smoke Detector is a sensing device that is used in a
commercial application. Smoke Detectors don't normally have an inbuilt sounder
and are interconnected together via a collective or addressable loop
configuration, back to a main control panel.
A Smoke
Alarm however is a sensing device, often found in a residential application and
is fitted with an alarm sounder. Some Smoke Alarms can be interconnected
however they are most likely found as a stand alone device.
The starting
price of a smoke detector is approximately Rs. 1500.00/- (INR)
Both
devices are manufactured to recognised Standards such as AS7240.7
for Smoke Detectors and AS3786-1993 for Smoke Alarms.