Causing Toxicity Search Results

How To: Find light photons with LEDs & photosensitive paper

In this video Dr. Carlson demonstrates the properties of light. Light is like a wave and it is also like a particle, which means that it comes in small packets. To demonstrate how we know that light behaves like packets of energy, he uses LED’s in different colors and a sheet of phosphorescent paper. When light with a high enough energy shines on the paper it will cause the paper to glow.

How To: Enable & disable browser add-ons in IE 8

Whethamsolution’s Quick tip walks us through some of the issues caused by use of add-ons in Internet explorer 8 web browser. The video also shows how to manage the add-ons installed in IE8. Add-ons are software’s which enhance the functionality of a web browser. Though most add-ons enhance the browser functionality to a great extent they often tend to slow down the browser drastically. Moreover unwanted add-ons like toolbar's and malicious scripts may cause nuisance to browsing experience...

How To: Troubleshoot and fix Internet Explorer

In this video, Britec09 shows, "How to Fix and Troubleshoot Internet Explorer Browser Problems". First ensure that your computer is connected to the internet and your system is not infected by a computer virus, or any other type of infection, that will cause your computer to function incorrectly. First you should download Firefox to validate if the problem is with the internet explorer or the website itself. Second, you must check the version of your internet explorer. If it is old, update th...

How To: Fix a running toilet easily

Having trouble with your toilet continually running? Here's a video to help you with that troublesome toilet. 1. Check the flapper valve if it is already worn out. This can be done by pulling the siphon end and running your fingers around the valve. 2. If you can feel grit and lime scale, then, it needs to be cleaned. However, if it feels distorted or damaged, it needs to be replaced. 3. Check the chain or the wire link connecting the arm lever to the rubber flapper valve. It may be too short...

How To: Pronounce the English "th" sound

Follow this video to learn tips on how to best pronounce the th sound when speaking in English. The th sound can be somewhat confusing for some people who are trying to learn English as a second language. In fact there are two types of th sounds. The voiceless th sound does not cause any vibration if you try to put your fingers at the sides of your neck while pronouncing it. Examples of this th sound in words include "think", "thank you" and "thing". The other th sound is the voiced th sound,...

How To: Tea-tox

Feeling like you need to rid your body of a few toxins? A nice, hot cup of tea isn't just soothing; some varieties have health and diet benefits. See which brew might be right for you. Learn how to tea-tox with help from this video.

How To: Soothe heartburn

Waking up in the middle of the night with heartburn is no fun. Fortunately, there are some simple remedies for fast heartburn relief. Watch this video to learn how to soothe heartburn.

How To: Test eggs for freshness

It's easy to find out if your eggs can be scrambled, fried, or used in a recipe - or if they need to be tossed in the trash. Watch this video to learn how to test eggs for freshness.

How To: Play Hank, Jr's "A Country Boy Can Survive" on guitar

Grab your acoustic guitar, strap, and your pick and check out this free guitar lesson. This video tutorial will teach you country rock guitarists how to play a Hank Williams, Jr. song. Not just any Hank Williams, Jr. song, but one of his greatest: "A Country Boy Can Survive." And just so you know, here are the lyrics to go along with this instructional guitar lesson, or most of them anyways:

How To: Protect your trees in the winter

To keep your young tree healthy through the winter there are several maintenance tips to keep in mind. You need to protect them from mice and voles gnawing around the base of the tree because they can easily girdle the bark and cause a tree to die. A simple way to prevent this is to use a plastic wrap. Simply put it around the base of the tree about an inch or so below the soil line and wrap it around the tree all the way up. This will prevent the little mice teeth from gnawing on the bark. A...

How To: Create an artsy Frida Kahlo hairstyle for Halloween

Like all famous artists, Frida Kahlo had a very colorful life. Raised in a small town outside Mexico City, she lived through the Mexican Revolution and was struck by a bus as a teenager, an incident which caused a broken spinal column, broken collarbone, broken pelvis, fractures, and a punctured uterus which led to infertility problems later on.

How To: Make an infrared heart sensor

This video shows how to create an infrared heart sensor using an Arduino controller, a couple of resistors, and an infrared light emitter and detector. This device will be used on the subject's finger, detecting the amount of blood which is flowing through the subject's finger. The amount of oxygenation of the blood is shown in the finger, which will cause the infrared light to reflect off the skin and to the transmitter which is close by. The fluctuations of oxygenation are picked up by the ...

How To: Reduce shoulder injuries with stabilizing exercises

In this video, we learn how to reduce shoulder injuries with stabilizing exercises. This will not build your muscle, but it will help prevent you from hurting your shoulder, which will cause you not to work out. The first exercise you can do is to lay on your side and place a folded towel underneath your elbow. After this, relax your body and prop your head up with your other hand. Now, grab a small weight and lift from the ground to slightly higher than horizontal. The next exercise you can ...

How To: Make healthy and filling school lunches

School lunches are either super oily and disgusting (pizzas with a thick layer of oil on top or double cheeseburgers) or far too healthy for any kid to want to eat (lackluster salads with iceburg lettuce, tomatoes, and ranch). This causes a dilemma for kids who want to eat healthy without sacrificing taste.