What is a Chemical Reaction? (04:28)
Learn the chemical recipe for baking soda and vinegar. A chemical reaction occurs when atoms and their bonds are rearranged. Burning is the most common chemical reaction.
Why Can't all the Elements Just Get Along? (04:48)
The 118 elements are the basic building blocks of chemistry. Learn how elements are arranged in the periodic table by their atomic number and how to determine how the elements will interact.
How Much do I Really Need Chemicals? (04:50)
Breathing, drinking, and eating all rely on chemical components. All of the comforts in life, including clothing are comprised of polymers. Chemistry also creates natural polymers.
Why Would Anyone Want My Pee? (03:53)
Urine contains urea, which breaks down into ammonia; Romans collected urine to whiten togas and teeth. Today, urine is used for fertilizers, fire extinguishers, beauty products, tweed, and more.
What Makes Things go "Bang?" (04:27)
"Bangs" are usually the result of a fuel reacting with oxygen and a heat source, as in internal combustion engine.
Why Won't My Car Start? (04:02)
Batteries convert chemical energy into electricity. Experts explain reduction and oxidation reactions. Lead acid batteries were the first rechargeable ones.
Why Does C2H 5OH Taste so Good? (03:51)
Fermentation makes alcohol possible. Alcohol is a chemical compound that has a carbon atom bonded to an oxygen atom, which is bonded to a hydrogen atom. Experts discuss ethanol usefulness.
Can Chemistry Make Me Irresistible? (03:11)
Living in 1200 BC, Madame Tapputi was the first known chemist. Our natural scent contains pheromones. Experts discuss ways to heighten our chemical scent. Perfumes are a molecular encouragement.
Can I Turn Lead into Gold? (03:54)
Gold and lead have similar qualities. In the 1970s, scientists discovered that radiation converted lead into gold. Experts discuss the conductivity of gold and nanotechnology.
Can I Live Forever? (05:41)
Sirtuin activators are the most promising chemicals to delay death. Wine contains Resveratrol which extended the life of test subjects. Experts discuss medicinal chemistry.
Credits: Things You Need to Know…About Chemistry: James May's Things You Need to Know (Series 2) (00:33)
Credits: Things You Need to Know…About Chemistry: James May's Things You Need to Know (Series 2)
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