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How To: Prevent workplace-related back injuries and back aches

Work can be a rough place, especially if you're in construction or another laborious field of work, but that doesn't mean that anybody who works (or even doesn't work) isn't susceptible to work-related injuries. The most common workplace injuries are back injuries. This educational video, entitled "Back Your Back: Back & Muscle Injury Prevention" is all about reducing your risk of back problems.

How To: Simplify radicals which are not perfect squares

Need help reducing radical expressions without perfect square or cube roots? Take heart: this free math lesson will ensure that you know everything you need to know for that next big test. Examples include square roots, cube roots, and 4th roots. You'll also learn a technique to simplify n-root expressions as well as how to simplify variables in radical expressions.

How To: Optimize and speed Up Windows 7

If you're all about fast boot times and computer speed, check out this video for a tutorial on how to increase the speed of Windows 7. This video covers the tweaking of the UI, optimizing the computer for best performance, and reducing the amount of time it takes for the computer to start up or shut down. Doing this will make it easier to do the things you love to do on your Windows 7 at a fast pace.

How To: Tie a bowline backup knot

The bowline knot can be furthered strengthened by tying an additional backup knot. As knot-tying reduces the strength of the line, it's advisable to back up knots if the rope will be enduring some weight. Watch this video survival training tutorial and learn how to tie a bowline backup knot.

How To: Conquer stress through Ujjaya breathing

When done properly, Ujjayi (translated as "victorious") breathing should be both energizing and relaxing. But it really is confusing at first. In this how to video, Garry Alesio shares some insight and tips into making this effective breathing exercise a natural stress-reducing solution. Watch this tutorial and you will be breathing your way to a less stressful life in no time.

How To: Use the Callicrate Bander

Reduce the stress and complications of castration on both farmers and cattle. The Callicrate Bander is a non-surgical and non-chemical way to castrate. This instructional video shows the simple steps for how to castrate livestock with Callicrate Bander, and how to keep the animals healthy and free from tetanus.

How To: Make steak with stilton & mushroom sauce

Looking to make the perfect steak dinner but not sure about the details yet? Steal this recipe for steak with stilton & mushroom sauce to create a dinner that is sure to make stomach's happy. To make this meal you will need about twenty-five minutes and the following ingredients:

How To: Use & understand compression when digital recording

This tutorial video will show you what the purpose of compression is and how compression works through its parameters. Your instructor illustrates a drum beat and a plucked guitar line. Beginning with how to compress the drum beat, take (download) a drum sound pack without compression and to add compression using the software right click on the drum machine, choose create, and then choose combo on compressor. The virtual compressor has all the dials and adjusters found on any basic compressor...

How To: Use BlackSheep to thwart the password stealing Firesheep in Firefox

If you're scared of using public Wi-Fi networks with Firesheep out and about, then maybe you should fight back. Don't switch to another web browser— keep using Firefox safely with the help of a new Firefox Add-on that combats Firesheep's password stealing capabilities. It's called BlackSheep, and when installed and running, it will alert you whenever Firesheep is active on your network connection.

How To: Adjust the mirrors in a 2010 Toyota Prius

In this tutorial, we learn how to adjust the mirrors in a 2010 Prius. The interior rear view mirror will dim automatically if it sense a glare coming into it. You can turn this function on and off by pressing the buttons on the mirror. There are also outside mirrors that have controls to the left of the steering wheel. Press the buttons to adjust the area the lens is at. There is also a defroster that will activate when you turn on the front or rear defroster. This will loosen any ice from th...

How To: Make a pole camera

In this tutorial, we learn how to make a pole camera with John Park. You can take some amazing pictures by just using a pole to mount your camera onto and take pictures with. Most cameras will work with a general pole as long as they have a tripod mounting pole. To help you press the shutter button the camera while it is up in the air, you will need to create a rig that will press it when you trigger it to press. After this, you will need to build an inner frame that tilts up and down to take...

How To: Do open heart surgery on a patient simulator safely

A common problem with human patient simulators is that they are very easy to break. In this tutorial, learn how to perform simulated open heart surgery on a HPS without breaking any of the mechanisms inside his chest. This video will demonstrate how to modifiy a human patient simulator (HPS) for open heart surgery/thoracotomy proceudres in the simulation center. Although the video demonstrates the method on a Laerdal Sim Man, the technique can be appled to other simulators.

How To: Ollie better on a skateboard

Impress your friends with your sweet skateboard skills by learning how to ollie like a pro! First and foremost, you need to get yourself up to a comfortable speed. When you've reached a good speed, put your back foot on the tail and squat down to spring back up. Once you're up, kick your back foot down, bouncing the board off the ground and into the air. All you have to do now is stay in the air and land safely! This video will show you the way.

How To: Peel a tomato, blanch vegetables, & cut carrots

This video shows you how to prepare a few different kinds of vegetables and fruits to cook with. The first thing that this video shows you how to do is peel a tomato. This video shows you a very simple way to do this using only a knife, a pot of boiling water, and a pot of water full of ice. The second thing this video shows you how to do is cook vegetables like broccoli without them browning and losing all of their nutrients. All you need to do this is a pot of boiling water, some salt, and ...

How To: Make ice cream in under a minute with liquid nitrogen

Systm is the Do-It-Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. In this episode, you'll learn how to make ice cream in udder a minute, using the wonders of liquid nitrogen. (You will also learn how to do this safely, so you don't risk giving your fingers a case of instant frostbite.)