Water Purification Search Results

How To: Do water's skin or surface tension experiment

While the concepts of molecule interaction, zero force and energy states might be a little beyond an elementary school science fair's scope, the basic idea of water's capabilities and naturally prepared access to animals and insects that rely on it as a habitat is certainly worth the time. Learn how to duplicate this natural phenomenon in this free video clip series with our expert Scott Thompson as he demonstrates the occurrence of water skin or skin tension, and shows you and your children ...

Bottled vs. Tap: 5 Reasons Why You Should Choose City Water Over Plastic

There is a huge myth that most Americans believe, and it might be the marketing triumph of the 20th century. We pay an absurd markup (Zero Hedge says as much as 280,000% for "designer" water) on something we can get for free because most of us believe that bottled water is healthier than tap water. But is it? Here are 5 reasons why tap water is probably better than that bottled stuff you drink. 1. It's Not Cleaner (& Might Be Dirtier) Than Your Tap Water

How To: Prepare for a hurricane or typhoon

This video on typhoon preparedness comes from Andersen Air Force Base in Guam, where typhoons are common. The key to surviving a typhoon or other disaster is preparation. Stock up on enough food and supplies to last your family for about a week. Routinely check expiration dates on food, water and batteries and rotate your stock. Be sure window screens are in place and in good condition in the event the power is off for several days.

How To: Poke holes in a bag of water while staying dry

This demonstrates the difference between hard polymers and soft polymers. The bag does not leak water as it molds to the softer polymer of the bag. If the pen had poked a harder polymer, most likely, there would have been leaking from the holes. This demonstrates characteristics of water, and how polymers can work. This also shows how certain leaks can be stopped.

How To: Simulate water reflection in Photoshop

This Photoshop describes how to simulate the water reflection on scenery. First, create an image and add it to any photo. The added image should not contain water in them. The video shows displacement map to create the ripple effect. It is highly saturated and pure.

How To: Take a picture of an exploding water balloon

Fine tune your photography skills with this video lesson on how to take a picture of an exploding water balloon. You'll see what equipment you'll need, like cameras, lights, flashes, etc. Pixel Catcher shows you how. It's a matter of perfection, so check out this video to see how to take that photo of exploding water balloons. You could apply this principal to any photograph!

How To: Survive driving into water

If your car goes careening into the water there are but a few ways to make it out alive and survive. Submerged vehicle crashes have a higher mortality rate than head on collisions. Don't die of drowning while trapped in a sinking vehicle. Watch this video tutorial and learn how to survive driving into water.

How To: Boil water without proper equipment

This video is a demonstration of an easy way to boil water while camping. Simply take a plastic bottle, fill it to the top with no space for air, close the bottle, start a fire and place the bottle in the fire. Since there is no air in the bottle it won't melt. After a couple minutes you will have boiling water. Careful removing the bottle from the fire.

How To: Lift fingerprints from a bottle of water with super glue

Does someone keep drinking part of water bottle and leaving them around your house or office, taunting you with their wastefulness? Thanks to forensic technology, it is possible to catch the culprit with easy household materials. This video will show you how to use super glue to lift fingerprints off of a water bottle where normal fingerprint-lifting technology would not be sufficient. Plus, you get to use a heat gun! Always fun.

How To: Cook soft delicious beans

In this video, we learn how to cook soft delicious beans. First, you want to make sure you are never using really old beans, around more than 2 years old. To keep your beans from getting old, add some citrus to them so they don't soften. Also, make sure you have the right water level when you are cooking the beans. Last, you want to make sure you are cooking the beans enough and not too much. To cook them right, use fresh beans and soak them for around 2-6 hours. Then, saute vegetables in the...

How To: Make a lava lamp as a cool science experiment for kids

In this Family video tutorial you will learn how to make a lava lamp as a cool science experiment for kids. For this project you will need food coloring, water, vegetable oil and antacid pills. Take a bottle and fill quarter of the bottle with water. Fill up the rest of the space with oil. The water and oil will remain separate. Now drop food coloring in to the bottle. Each color will behave differently. For example, green settles at the bottom, yellow stays in the middle, red dissolves right...

How To: Poach an egg with Chef Meg

In this Food video tutorial you will learn how to poach an egg with Chef Meg. Heat water in a pan to 185 degrees. When tiny bubbles appear at the bottom of the pan, the temperature is right. Now add a little bit of vinegar. Crack an egg and pour it in to another bowl, never crack an egg over hot water. Now swirl the boiling water and pour the egg in to it slowly. The egg will sink to the bottom and as it cooks, it will come up to the top. This is a very moist and gentle method of cooking an egg.

How To: Make Green Modifications to Your Toilet to Save Water

Toilets are one of the greatest boons to public health of all time, but they do use a ton of water when they flush. If the old adage "If it's yellow, stay mellow. If it's brown, flush it down," disgusts you, but you still want to find a more green way to flush, then watch this video. I will show you how to modify your toilet at home, making it use less water without sacrificing flushing efficiency. Don't waste money on a low-flow toilet or destroy the planet. Watch this video.

How To: Fold an origami paper boat that floats

With just one tiny sheet of paper, you can fold millions of things, like this boat. Not only is this a great little origami boat that's easy to complete, but it also floats on water! After watching and following the quick fold instructions, try out your new folded origami boat on water and see it float for yourself.

How To: Seed a pomegranate quick and easy

In this video, we learn tips on how to seed a pomegranate easily with Nicki Sizemore. First, cut off the crown of your pomegranate to expose the seeds. Then, score the pomegranate from end to end and a few places around it. Next, soak the fruit in cold water for 5 minutes. While keeping it under water, break the fruit apart into large chunks. Next, just use your fingertips to remove the seeds. Since you are working in the water, your fingertips won't get stained. Remove the large pieces then ...

How To: Do a cool volcano experiment at home

In this Education video tutorial you will learn how to do a cool volcano experiment at home. You will need a bottle of tonic water, mentos and some paper. Wrap the paper around the mentos to make a tube for releasing the mentos in to the bottle. Now pour about half a packet of mentos in to the paper tube and prevent them from falling off with your finger. Now open the bottle of tonic water and release all the mentos from the paper tube in to the bottle all at once. The tonic water will gush o...

How To: Make 'frog skin' or 'gak'

Chris Giorni, Mr. Science with Tree Frog Treks, demonstrates how to make simulated frog skin. To make the simulated frog skin, you will need glue, water, borax laundry powder and food coloring. First, add a pinch of the powdered borax to water and dye it green using the food coloring. Next, water down the glue and place it on a plate. Add the borax solution to the plate. Mix the compound with your fingers. It will quickly form a long chain polymer or sticky frog skin. Frogs breathe through th...

How To: Devein and brine shrimp with Simply Ming

Ming Tsai with Simply Ming explains some shrimp basics. When you prep shrimp, you have to de-vein it, and you have to take the shell off. First cut off the head. Take a knife and slice sideways through the shell. Take out the vein, then get 3 bowls of water and add salt to 2 of them. After de-veining, put the shrimp in the first bowl of water. Keep adding shrimp until you get about a half pound of shrimp, or however much you wish to cook. Then peel the shrimp, and put it into the second bowl....

How To: Heat up & serve warm brandy

In this video from ExtremeBartending, you can learn how to heat up and serve warm brandy, a classic drink, which is particularly nice to sip on a cold night. The video offers three separate ways to achieve your warm brandy, using hot water in a brandy snifter to warm the glass, and then pouring in the brandy, putting hot water in a separate glass, and then resting your brandy snifter on that, or finally, a bold method that actually involves setting the brandy on fire!

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.