The Microworld with Dr. Shoemaker: A Chemical Romance

♪♪>>HELLO AGAIN. I’M DOCTOR SHOEMAKER. AND NO, I DON’T ACTUALLY MAKE SHOES. [GIGGLES] I’M A DOCTOR OF SCIENCE. LET’S LOOK AT ANOTHER CHEMICAL REACTION LIKE YOU’VE NEVER SEEN IT BEFORE UNDER A POWERFUL MICROSCOPE. WELCOME TO THE MICRO WORLD. OH LOOK, SCIENCE! TODAY WE’LL BE LOOKING AT THE BRIGGS-RAUSCHER REACTION, WHICH IS SIMPLY COMBINING POTASSIUM […]

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The source of nitrates – The chemistry of almost everything (10/31)

Here’s a riddle to get us started. What have boats, bombs and bird droppings got to do with the chemistry of power? A hundred years ago, rapidly growing populations put pressure on farmers to grow more food. The traditional fertiliser, animal manure, wasn’t enough. The one good source of the nitrates they needed was 8,000 […]

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5 of the World’s Most Dangerous Chemicals

Germany, 1939 In a secret bunker on the German-Polish border Nazi agents were overseeing the production of a recently discovered chemical they’d code-named “Substance N” It boiled when they exposed it to air, It exploded when it touched water, it was lethal when inhaled, and when it decomposed it spit out deadly hydrofluoric acid. When […]

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Energy & Chemistry: Crash Course Chemistry #17

I have a certain fondness for saying everything is chemicals, mostly this is because I’m tired of all the people complaining about all the “chemicals” that they are exposed to when literally everything you have ever been exposed to, including the most organically grown lettuce is composed entirely of chemicals. But when I say everything […]

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A NASA study explains how to purify air with house plants

You’ve probably heard plants can improve your air quality. Just about every paper on the subject, [and I mean literally all of them,] are based on a 1989 NASA study and a follow up by the lead scientist. The scientists collected plants and put them in chambers, then pumped in harmful chemicals like these: After […]

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The Ingenious Ways Plants Defend Themselves

Just like flowers, we humans are also fully capable of producing Volatile Organic Compounds. Hey there flowering buds, Jules here for DNews! As you know, plants are usually anchored to the ground and can’t go anywhere. But somehow, despite their relative immobility, plants are actually surprisingly good at staying alive and defending themselves. A recent […]

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