How to Weigh Chemical Using Chemical Balance

How To : Make copper sulfate from copper and sulfuric acid

Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method. Copper does not direct ...more

How To : Make a glow stick reaction with real chemicals

Watch this science video tutorial from Nurd Rage on how to make a glow stick reaction with real chemicals. The glowstick reaction is made using a diphenyl oxalate derivative known as bis(2,4,6-trichlorophenyl)oxalate or TCPO. Additional ingredients include ethyl acetate as a ...more

How To : Use a Dean Stark apparatus in the chemistry lab

The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in ...more

How To : Perform hot filtration in the chemistry lab

The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in ...more

How To : Do a liquid-liquid extraction in the chemistry lab

The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in ...more

How To : Suspect a Case of Insecticide Poisoning

Insecticides are widespread products which are used daily in our lives. Organophosphorus is the main compound in these products and has toxic effects on our health that may be fatal in some cases. Insecticides affect mainly the synapses of the nerve cells in our central nerv ...more

HowTo : Eliminate Pit Stains, B.O. and Excessive Sweating

Jezebel's back with another Beauty 101 (1, 2, 3), and this time the issue at hand is body odor. Everybody gets a little stinky from time to time (some more than others), but have no fear- there are solutions. Jezebel readers also address problems such as pit stains, excessive ...more

News : Plastic Kills?

BPA: Why Plastic Ain't Good For You BPA or Bisphenol A is in many of the products we use. Everything from Ziploc bags to shower curtains, we are exposed to BPA all the time. If you're living the organic life hardcore already, you've noticed Nalgene bottles are out and have b ...more

How To : Find molar mass

It’s time for science. You are able to calculate the molar mass for a compound using the periodic table and the amount of compound involved. You might need to know this in your everyday life but you will definitely need this in a chemistry class. The molar mass of a chemical ...more

How To : Get rid of ants

Ant problem? If the ants have come marching two by two—or, God forbid, 10 by 10—it’s time to put an end to the parade. Here’s how. How to get rid of ants, a guide by Howcast: You Will Need * A kettle of boiling water * Insecticides * Soapy water * A sponge * Baited ant traps ...more

How To : Sew in a Weave Yourself

Ready to try and sew-in your own weave? It's a big decision. As with everything that concerns our hair, we struggle with the pros and cons and often dwell on what could go wrong. Pixie cut. Perm or not? New shade (of pink, purple, or blue). These are all major decisions becaus ...more

How To : Steam remove paint

John Leeke demonstrates using steam to remove heavy paint build up from wood surfaces in this five minute video. Steam paint removal softens the paint film so it can be more easily scraped away. It works well with the heavy paint buildup commonly found on the exterior of older ...more

News : This Is Why All Augmented Reality Startups Suck

People fundamentally distrust magicians. And they should. The illusions they proffer are just that, illusions meant to astound rather than tangible interactions and results that have weight and meaning in our real world. Our lizard brains know this, and, no matter what the out ...more

News : How Livestock Farts Lead to a Warmer Climate

When it comes to global warming, most of us think of carbon dioxide emissions. While carbon dioxide is the most important greenhouse gas, carbon dioxide emissions have stayed constant for the last three years. On the other hand, methane, the second most important gas, has been ...more

News : How Gut Bacteria Can Make Chemo More Effective

We can add one more health effect of our gut bacteria to the growing list. Researchers from the UK have just reported that the gut microbiota plays a role, both directly and indirectly, on the toxicity and efficacy of chemotherapy. Their findings are published online in the j ...more

How To : Strip Car Paint to Metal

Before you figure out how to strip the paint on your car to bare metal, you should should first ask the question, should I strip all of the paint off. Depending on the type of job you're doing, it may actually be better not to strip all of the paint off. This was a question I ...more

How To : Remove Almost Any Stain Using Alcohol

There are countless methods and cleaners aimed at eliminating stubborn stains from everything to clothing, carpet, and furniture. But completely removing every last trace of a stain doesn't require an arsenal of chemical cleaners and repeated cycles in the washing machine. Mos ...more

How To : 3 Tips to Better Tasting Beer

We are living in a golden age of craft beers. Originally invented by the ancient Egyptians, every culture now has its own tastes regarding beer. The process of making beer is so multi-faceted, it's a miracle that any gets made at all. However, there are lots of steps along th ...more

Ingredients 101 : How to Salt Your Food Like the Pros

In order to make your food taste good, your favorite restaurant is most likely using way more salt than you think they are (among other pro secrets). Which is why when you ask just about any professional cook what the biggest problem with most home-cooked meals are, they almos ...more

How To : Clean Tarnished Metal Using This Common Condiment

Most of you probably spread ketchup all over hamburgers and fries. Some of you may even drink it straight. But did you know that tame (and slightly addictive) condiment in your fridge is also a powerful cleaning agent? Melissa Ibbitson, 19, consumes 3 bottles of ketchup every ...more

How To : Naturally Deodorize a Stinky Garbage Disposal

Things smell, and whether or not those things smell good or not is up to you. For lingering food odors on your hands, try using stainless steel or coffee grounds to remove the stench. To de-stink smelly jars, use mustard and water. For cutting boards, use lemons and salt, and ...more

How To : 9 Ways to Cut an Onion Without Shedding Tears

Is it possible to cut or chop onions in the kitchen without stinging eyes and looking as if you just watched the saddest movie ever? Before we get to that answer, it's important to know why we tear up when cutting raw onions in the first place. What is this irritant? Are you r ...more

How To : Make Your Own Homemade Glow Sticks

Glow sticks, a popular favor at parties and outdoor events, and a must-have on Halloween, can be traced back to the United States Navy in the mid-1960s. The military desired improved visibility during night operations, and glow sticks, with their small-size portability and lac ...more

How To : Make Aspirin from a Willow Tree

In this article, I will be showing you how to make a crude form of aspirin from the bark of a willow tree. It is a great remedy for headaches, hangovers, and other minor pain. The use of the willow tree as a mild pain reliever goes back to the Native Americans, who used it in ...more

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