Toxic Compounds Search Results

How To: Make verdigris with copper and vinegar

In this tutorial, we learn how to make verdigris with copper and vinegar. Verdigris is a compound of copper that is blue and powder. You will need: copper metal, vinegar, a big jug, and a small beaker. Now, place the small beaker inside of the jar, then fill the bottom with vinegar. Next, put the piece of copper metal inside of the jar making sure it sits inside the small beaker. Seal this and put it in a safe and dry place. Leave it for a good month, then when you come back you will have a n...

How To: Make homemade playdough

Playdough is one of the best types of toys that any kid can play with. Not only is it flexible, but it's also non-toxic. In this video tutorial, you'll find out the recipe for making your own homemade Playdough from scratch. It's easy to do and will save you money. Good luck!

How To: Properly dispose of old electronic gadgets

The bad thing about Christmas and Birthdays, is the fact that with new gifts, means old junk. Old iPods, video game consoles, and televisions can;t be just thrown away like that. They contain dangerous parts that can be toxic and bad for the enviornment. So in this tutorial from Cnet, you'll find out how to properly dispose of old electronic gadgets. Good luck and enjoy!

How To: Fuse plastic bags into a laptop case

Recycle plastic bags! Watch this video to learn from Threadbanger how you can turn those wasteful and polluting plastic bags into something useful. Upcycle them into a laptop case. It's convenient and something you'll always have a need for. So why not? Watch this video and you can see how to turn this toxic product into something beautiful and utilitarian.

How To: Calculate simple and compound interest in MS Excel

As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 2nd installment in his "Excel Finance Trick" series of free video lessons, you'll learn how to use the FV function. See the math formula for calculating future value and for calculating the effective interest rate. Also see long hand how c...

How To: Remove scratches from your car with wet sanding

Final Touch TV shows viewers how to remove scratches from the car with wet sanding. This is for fine scratches that may be on your vehicle. First, you need to use 3,000 grit sand paper with a block and scuff up the clear coat first with this. You should dip your block in some soap and water in and up and down motion. You need to make sure you do not go all the way through the paint. Most scratches are on the clear unless it appears deep. Now, take a 3 compound, spray it on and rub it in. Next...

How To: Cut onions without crying

Cut out the core of the onion - where the root comes out. This is the section that has the most tear-inducing properties. Soak the onion in water before cutting - water will dilute the sulphuric compounds -or else, freeze the onion before cutting. The sulphuric compound that leads to tears will not react as quickly when it's cold. However, don't freeze it for too long because it can affect taste. 10 minutes should do it. Cut the onion in a well-ventilated room. Give the fumes a chance to esca...

How To: Understand propositional logic

In this video the author talks about the basic concepts in propositional logic, explaining how important this concept is to understanding the basic concept of logic. He says that propositional logic is also called "sentential logic" or "statement logic". He states that a proposition is synonymous to claim, statement or insertion. He states that propositional logic deals with logical relationships between propositions taken as wholes. He states that in proposition logic the proposition is deal...

How To: Recycle your old electronics

Have a computer too old to sell? A hopelessly dated phone? Don’t just toss them into the garbage, where they will leach toxic materials into the soil and water. Recycle them. You need to research recycling options, and you will need a delivery method. No reason to toss old electronics, recycle them!

How To: Make wheat paste

Wheat paste is a cheap and easy way to attach posters around town. All you need is flour, water, sugar, non-toxic glue, a pot, and pot. Get started wheatpasting and get your message out there. Watch this video graffiti tutorial and learn how to make your own cheap wheat paste at home.

How To: Do waterless lithography

This video walks you through the steps of how to do waterless lithography. Waterless lithography is a lithographic process that does not require heavy or expensive presses or too many toxic chemicals. It is based in the idea that water and silicone don't mix.

News: Bacteria Turned into Factories, Supplying Critical Enzymes to Make Cancer Drugs Cheaper & Save Endangered Yew Trees

Cytochrome P450 (P450s) are proteins found in nearly all living organisms, which play roles that range from producing essential compounds and hormones to metabolizing drugs and toxins. We use some of the compounds synthesized by P450 in plants as medical treatments, but the slow growth and limited supply of these plants have put the drugs' availability in jeopardy and jacked up prices.

How To: Calculate and understand the concept of molar mass

Two college students; Kevin Martin and Joey Smokey introduce the concept of Molar Mass. They start of by explaining what molar mass is, which is the relationship of a mole and a gram, it totals up the weight(in g)of a molecule. An example: say you have this compound, Sodium phosphate (Na3PO4). You know you have three sodium atoms, one phosphorus atom, and four oxygen atoms. You basically find the weight of each atom, if you have three sodium atoms, you multiply it's atomic mass by 3 (the numb...

How To: Build your own bird house

Give a bird a home with help from this handyman tutorial! Learn step-by-step how to build a professional looking Bluebird nesting box bird house. To build this nesting box you will need the following tools & materials: rough cedar or pine, a tape measure, pencil, speed square, hand saw, compound miter saw (if possible), exterior wood glue, drill bits, screw gun or drill, paddle bit, coarse thread drywall screws, deck screws, galanized finished nails, and a hammer.

How To: Make iridized glass

Learn about ancient iridized glass and a method for creating iridized glass surfaces. This video is part of the exhibition "Reflecting Antiquity" at The Corning Museum of Glass (February 15 - May 27, 2008). Note: the method portrayed uses stannous chloride fumes, which can be highly toxic. Do not attempt this without proper protective equipment.

How To: Make homemade kitchen cleaners

With these recipes and tips to mix safe, non-toxic, homemade kitchen cleaners, you can stop worrying about how your store-bought supplies are harming your home and the environment. how to make your own kitchen cleaning products using a few, inexpensive ingredients you can get at the grocery and health food stores.