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Nose Blindness, Mouthwash, and Hand Sanitizer

Nose Blindness, Mouthwash, and Hand Sanitizer

Season 5 Episode 6
5:39
TV Forensics: What Do CSIs Actually Do?

TV Forensics: What Do CSIs Actually Do?

Season 5 Episode 7
5:39
What Are Century Eggs?

What Are Century Eggs?

Season 5 Episode 8
2:52
Cow Burps Are Warming the Planet

Cow Burps Are Warming the Planet

Season 5 Episode 9
2:49
The Half-Life of Uranium & Collecting Gold in Acid

The Half-Life of Uranium & Collecting Gold in Acid

Season 5 Episode 10
2:51
What's That After-Rain Smell Made Of?

What's That After-Rain Smell Made Of?

Season 5 Episode 11
3:58
Why Can’t You Buy Fresh Olives?

Why Can’t You Buy Fresh Olives?

Season 5 Episode 12
3:15
Small Bottle, HUGE Fireball (How Flame Jetting Works)

Small Bottle, HUGE Fireball (How Flame Jetting Works)

Season 5 Episode 13
4:09
Burning Ice from the Ocean Floor

Burning Ice from the Ocean Floor

Season 5 Episode 14
3:44
How Do Airbags Work?

How Do Airbags Work?

Season 5 Episode 15
3:11
Does Melatonin Do Anything?

Does Melatonin Do Anything?

Season 5 Episode 16
4:22
How Milk Becomes Cheese

How Milk Becomes Cheese

Season 5 Episode 17
6:44
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How to Make the Best Cheap Hot Cocoa Possible

Season 5 Episode 5

This week, it's the everyday chemistry of hot cocoa powder. From the chocolate mix to the milk, these science-inspired life hacks should help improve your cold weather pick-me-up.
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