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How To: Make nitric acid

Watch this science video tutorial from Nurd Rage on how to make nitric acid. They show three ways to make nitric acid based on two different chemical approaches, both of which can be done using easily accessible materials.

How To: Multiply fractions

Doug Simms gives a demonstration of multiplying fraction in a simple and easy manner. The simplest problems have proper fractions to be multiplied by proper fractions, and the answer can be arrived at by simply multiplying the numerator (upper value) of one fraction with the numerator of the other, carrying out the same operation with the denominators (lower values) of the two fractions, and finally, reducing the resultant fraction by a common factor, if any. Doug also gives three other examp...

How To: Fabricate and install a roll bar in a stock car

Learn how to fabricate and install a rollbar into a 1981 Camaro being converted into a racecar. In this video, Jeri Ellsworth bends and cuts tubing into a rollbar and welds it into place. Tools and materials needed for this project include 1 3/4 x .120 tubing, an "Affordable Bender" tubing bender, a Millermatic welder and a Hypertherm 43 plasma cutter.

How To: Add mixed numbers

A mixed number is just another way of expressing a fractional number. This video shows two methods by which two mixed numbers may be added.

How To: Create a fade in, fade out presentation in Flash

In this how-to, viewers will learn how to create a presentation which fades in and out among still photographs using Flash animation. First, each image is given its own layer in Flash. Then the images are converted into movie clips. A motion tween is created among each image and a few blank frames, to create the affect of a slow fade in and out. Then the layers are distributed sequentially on the Flash timeline so that as each layer fades out, the next fades in. The finished movie is tested, ...

How To: Create a photo-on-canvas look in Photoshop

In this Photoshop tutorial, learn how to convert regular photos into works of art that create a painted on effect. By using the right brush tool, a regular picture can be made to look as though it was painted onto a canvas with real brush strokes. This tutorial shows us how to use different types of brush presets loaded in Photoshop in conjunction with a new layer to create a canvas effect. The result is photo converted into a painting.

How To: Create a 3d lego brick in Illustrator

This video demonstrates how to create a 3D Lego brick using the Illustrator. In this, first a circle is made and then, by using the "transform‚" mode, another circle is made. Then by the 3D command it is converted into a 3D image. Further you can copy these circles and make them 3D just like there are in Lego bricks. You can also use the 3D mode to do the same thing to the rectangle frame on which the circles were made. So this is how a 3 D Lego brick is made. This video is useful to people w...

How to Walkthrough BIONICLE: The Game for the PlayStation 2

We've all played with LEGOs at some point in our childhood, but when video games took over the world, we all converted to PlayStations and Xboxes in lieu of building blocks. But soon enough, the satisfaction of childhood construction was integrated into video game format, so we could once again love LEGOs. With LEGO video games like LEGO Harry Potter, LEGO Indiana Jones, LEGO Star Wars, what could go wrong? Nothing. But before those games, there was another, based not off of popular movies, b...

How To: Read a balance sheet in accounting

In this Business & Money video tutorial you will learn how to read a balance sheet in accounting. Yu can learn to read it quickly and easily as to where the company’s came from, where it went and where it is now. There are four main financial statements; balance sheets, income statements, cash flow statements and statements of shareholder equity. In the balance sheet, under assets are listed things that the company owns that have value. Liabilities are amounts of money company owes to other...

How To: Play high definition MKV Videos files on your PS3

StuffWorks shows viewers how to play high definition MKV videos on their PS3! First, visit www.mkv2vob.com and visit the forums. Under announcements click on the heading 'New Releases and Downloads. Click on the thread that reads "Download MKV2VOB here". Click on the download link, save the file to your computer, download and click run to install the program. When downloaded, open the program. Under output type, click which output type you would like, select the language as English, and the t...

How To: Install a three-way switch on a lamp

Any lamp can be converted to use a three-way lamp switch, and Ron Hazelton shows you how easy it is to do in this how-to video. Three-way switches allow for a variety of lighting options, so you never have to choose between an overly bright light and darkness. Watch this video home improvement tutorial and learn how to turn a lamp into a three-way lamp.

How To: Create a watermark in Sony Vegas

There are many uses to adding translucent text to your videos. None more important than that of ownership. Protecting your videos may or may not be important to you but since videos from YouTube can now be downloaded and converted in a matter of minutes, you may want to start watermarking your videos.

How To: Convert Fahrenheit to Celsius

In this tutorial, we learn how to convert Fahrenheit to Celsius. The equation that you will use to figure out Celsius is: C= F-32 (5/2). Once you do this, you can start to fill in the equation with the correct numbers that go in the spots. Continue to do this until you have reached the end of the equation. When you reach the end, you will have converted Fahrenheit to Celsius. This is a great way to convert temperature if you are traveling or following directions and need to convert these quic...

How To: Connect a computer to an HDTV using an HDMI cable

In this video, we learn how to connect a computer to an HDTV using an HDMI cable. Start out by plugging your HDMI blue port in the back of your computer monitor. Also, plug in a yellow DVI to HDMI converted with a cable connected to this. You can buy these on Amazon or New Egg for only a few dollars, get the generic version. After you have these plugged in, it's as simple as that. Plug these into the back of your television, then use your computer. You will now see the screen of your computer...

How To: Put a YouTube video into a PowerPoint presentation

This video tutorial is in the software category where you will learn how to put a YouTube video into a PowerPoint presentation. First you go to the YouTube video that you want to put in your presentation and copy the URL in the address box. Then you go to one of the file conversion websites like Media Converter, paste the URL in the box and click 'next'. Then select the type of file you want it to convert to, for example, mpg, and click 'next'. Once it is converted, download it. To embed it, ...

How To: Photograph with infrared

In this video tutorial, viewers learn how to photograph with infrared. Infrared photography is photography the infrared spectrum of light, rather the visible spectrum of light. The main effect are to turn the sky darker, smooth out skin and turn foliage white. Users will need a camera that is converted into infrared. Then simply take a picture with the infrared camera and all the photos that are created by the camera will be in infrared. This video will benefit those viewers who are intereste...

How To: Draw a realistic female portrait

The artist begins by sketching house the outline of the face and body using a pencil. Then he begins to form the eyes, nose, hair and ears, and applies a gray mask to the face which is then covered by the tan coloring of the woman. The lower body is applied with a lighter mask which is converted to the white furry coating of the coat. The drawing is then smoothened out showing us the main features of the realistic woman. Using the software and computer graphics that he uses, the hair, eyes, a...

How To: Make your own podcast using Garageband

This video is describing how to create a podcast by using the Garage Band program on a Mac computer. Start by going to Garage Band and go to new podcast. Click create. Under the podcast you should choose what gender of voice that you would like. The top track is to add photos from your iPhoto. Select the voice that you would like to record on and click the record button on the bottom of the screen in order to begin. Record your podcast. Then to get your podcast into iTunes go to the share but...

How To: Create rounded-corner rectangles in Xara Xtreme

One must have often wondered how to create rectangles with smooth rounded corners. Open Xara Xtreme and create a rectangle on the stage. To change it to rounded corners, click on 'curved corners'. Then one can edit how much curve is required on the rectangle. If we scale the rectangle, then it will lose the curve path. So it should be converted to 'editable shapes'. This will maintain the curves, even if scaled from one angle. This will be helpful to create those party fliers.

How To: Multiply and divide fractions in math

One can learn, from watching this video, how to multiply and divide fractions. Prof. Alexander gives a discourse on multiplication and division of fractions in a simple, easy way. For multiplication, one should first look for highest common factor in the numerator of one fraction and the denominator of the other, and vice versa, and if found, carry out the reduction by that factor. Then the numerator of one fraction is multiplied by that of the other fraction, the same operation is carried ou...

How To: Multiply mixed numbers

A guy from the website Math Problem Generator explains, in this video, how to easily multiply mixed fraction numbers. First, he demonstrates that you need to convert both of the numbers to improper fractions. Then he shows that you need to multiply the two resulting numbers together. The resulting fraction is also improper, so it needs to be converted back to a mixed number fraction. In the example that he provides, he shows that one and a half multiplied by one and a third becomes two and a ...

How To: Solve for fractions with common denominators

This a simple video illustrating the process of addition involving fractions which have common denominators. The method is really quite easy and straightforward, as demonstrated by this video. One has to simply take the denominator of the sum as the same which is the common denominator of the two fractions being added. Then, one has to take the two numerators, add the, and write their sum as the numerator of the fraction which forms the sum. Finally, the resultant fraction should be reduced b...

How To: Send video via MMS with your Motorola Droid

This video shows you how to easily send Video files via MMS (multimedia message) with your Motorola Droid. The first thing you have to do is select the contact you want to send the MMS to. Then, select Messaging in the popped up menu. Next, click on the Menu button, tap "Attach" and select Capture Video. Then, select Camcorder. Click on the "Start Recording" button and record the video you want. Please note that you have only 30 seconds of recording available. Then, simply press OK. The text ...

How To: Export PDF files to Office formats in Acrobat 9 Pro

In this Adobe Acrobat tutorial the instructor shows how to export PDF files to other office formats. He shows how to do this with a live example. He chooses the file menu and from there goes to the export sub menu and shows all the different file format options that are available for exporting. For demonstration purposes he saves the current PDF in Microsoft Word format. He opens the converted file and shows the results of conversion. This video demonstrates the features of Adobe Acrobat 9 to...

How To: Upload videos to YouTube in 1080p HD

It is quite simple to upload a 1080p HD video on YouTube. Using the Camtasia Studio software, you convert the video to the 1080p HD format. While the video is being converted, you can create your YouTube account or log in, since you need an account to upload videos. Then after the video is completed you upload to YouTube, by logging in and clicking on "Upload Video". When uploaded you enable the HD function to the video. And don´t forget the keywords, or your video will be uploaded but won´t ...

How To: Make a felt holiday applique

This video crafting tutorial shows how to sew a seasonal felt application, ideal for Christmas present or to keep for yourself. It just takes felt, cardboard, a pencil, and a pair of scissors. The completed applique can then be added onto clothing and accessories, or converted into an ornament or even a personalized name card.

How To: Use NTFS

NTFS? What is it? It stands for New Technology File System, but what does that mean? Well, it's the standard system for filing in Windows NT, including all later versions, up to the current Windows 7, but Mac users can take advantage of this file system, too. If you’re confused when it comes to your hard drive’s format, this guide will show you the way to get the most out of your system.

How To: Make a DVD on a Mac using "Burn"

If you want to make a DVD on a Mac using 'Burn' you should first you need to open your web browser and go to the Burn application website. Here, you should click on the download link and download the program. Now, open up the burn application. You can work with just the Audio, Video or do a complete copy. To do a DVD go to the Video tap and click on DVD. Now, click the plus button, find the file you want to make a DVD of and open it. If you need to convert it to a compatible file, choose yes ...

How To: Add ringtones to your iPhone for free in GarageBand

Want to learn how to add ringtones to your iPhone for free? You can do it using GarageBand. First open both iTunes and GarageBand. After you open GarageBand, click Create A New Music Project. Use whichever title you would like and hit create. Close the keyboard, then go to the bottom of the page and click Hide and Close the Media bar. Make sure iTunes music is selected. Next, pick a song. Click and drag the song title to the beginning. Then GarageBand will convert the file. After the file is ...

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