Many classes of flame retardant products can have a deleterious effect on the aging properties of polymers. In addition, there can be reactions between FR materials and stabilizers. This paper will discuss these effects and the process for selection of the most effective stabilizer systems that can...
There are holograms on most driver's licenses, ID cards and credit cards. If you're not old enough to drive or use credit, you can still find holograms around your home. They're part of CD, DVD and software packaging, as well as just about everything sold as "official merchandise...
Violet fires can burn upwards of 3,000 degrees Fahrenheit (1,650 degrees Celsius). Learn More: What Color Is the Hottest Flame? January 25, 2025 Answers for January 25, 2025, Quiz 1. True or false: Female Sydney funnel web spider bites are more dangerous than males'. False. Male ...
First, the body must be heated to its ignition temperature — the point at which it will catch fire without being exposed to an external flame or spark. If the heat building up inside the object cannot escape, and if it's being exposed to a steady flow of oxygen that isn't rapid ...
Art, Chemistry, Physics and Math Light Up the Fourth of July!Article by: Hobart M. King, PhD, RPGColorful fireworks: The color of a fireworks burst is created by adding metallic compounds that flame with a known color to the stars within a fireworks shell. This photo shows fireworks ...
Just a few final notes: Harvesting and drying fresh herbs will be appreciated this winter when you have herbs ready to use. Lay a white towel on the table before drying your herbs. This allows you to find any insects and to inspect your herbs before drying. ...
From the initial mashing stage to the final packaging, pH exerts a significant influence on the enzymatic reactions, extraction of compounds, yeast activity, and ultimately, the flavor, clarity, and stability of the finished beer. During mashing, the pH of the water-grain mixture directly impacts...
When you put a fresh piece of wood or paper on a hotfire, the smoke you see is those volatile hydrocarbons evaporating from the wood. They start vaporizing at a temperature of about 300 F (149 C). If the temperature gets high enough, these compounds burst into flame. Once they start ...
Even tiny droplets of a diluted bleach spray can find their way into your lungs and trigger asthma or make it worse in people who already have it. Many other household items give off toxic gases called volatile organic compounds, or VOCs. In the short term, VOCs can harm your eyes, ...
As a professional athlete with an M.S. in Nutrition Education, I believe I have a complex knowledge of how to promote weight loss and body composition improvements that others just don’t have. I hope you find this article as helpful as I intended because I truly believe I have created ...