redundant at best
Tachometers are used to measure the rotation speed of shafts or disks (the kind which might be found in motors or machines). Tachometers on vehicles, for example, show the rotation rate of the engine's crankshaft.
you can buy tachometer online , there are lots of sites available, you can check on this ColeParmer.com/Tachometers or www.Davis.com/Tachometers
www.checkline.com provides the opportunity of comparision of portable tachometers. they offer a complete line of Tachometer, Contact Tachometer and Combination Digital Hand-Held Tachometer.
Here's a site where you can buy a handheld tachometer: http://www.checkline.com/tachometers/
It means that you have TWO jobs at the same time
About 2% of Texas has the same time as Arizona during about 35% of the year.
It is hard to find people who can repair technical equipment like portable tachometers. However there are many online service that will allow you to mail them and have them repaired for you. Try this site here: www.onlyprotools.com . i am assuming a mechanic would know how to fix that, since tachometers are auto related!
you can have a hologram.
kill them at the same time or kill 2 then kill the other 2 at the same time
You can open 2 browsers at the same time, but in order to display both you'll either need 2 screens, or you'll need to minimise both at the same time.
2/2/2001
having 2 girls that u have sex with at the same time