The best information that i could attain was on winikapedia. It gives a run down on everything that there is to know about a breathalyzer and how it works. The link to it is here if your interested http://en.wikipedia.org/wiki/Breathalyzer.
Digital Copy machines (Xerox, Canon, ect)
mechanical efficiency
No.
Because it is
They make work easier or faster, but never both.
In doesn't work
how is machines related to work
It works by giving the office a big hard blow! Wink wink ;)
An in car breathalyzer is a device that is attached to the starter of your car that detects the driver's blood alcohol level. If you have a significant blood alcohol level it wont allow you to start the car until you do.
Machines are designed to make work faster and easier. These machines do so by taking some of the manual work off of you.
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are machines used to simplify work in the office.
Machines were invented to make work easier.
Yes, in most states the breathalyzer is seen as a presumptive test.
No machines don't really give you less work you are still doing work by turning on the machine
Hybrid machines
How Machines Work - 2010 was released on: USA: 15 March 2010