HowStuffWorks Show: Episode 9: Salting the Roads

Each year, over 15 million tons of salt is dumped onto roads in the United States to keep water from freezing over on the streets. Learn more about how salt helps save the lives of motorists on Discovery Channel's "HowStuffWorks" show.


Most Watched in TV Shows

Most Watched in TV Shows
2:44

Factory Made: Acoustic Guitars

Most Watched in TV Shows
2:48

Fabulous Beekman Boys: Beekman Goth

Most Watched in TV Shows
2:40

Factory Made: Popcorn Poppers

Most Watched in TV Shows
2:33

Destroyed in Seconds: Apartment Building Collapse

Most Watched in TV Shows
1:07

Fabulous Beekman Boys: Brentzilla

Most Watched in TV Shows
2:57

HowStuffWorks Show: Episode 12: Recycling Steel

Most Watched in TV Shows
1:06

Fabulous Beekman Boys: Gangsta John

Most Watched in TV Shows
1:19

How It's Made: Bacon

Most Watched in TV Shows
2:00

HowStuffWorks Show: Episode 12: Steel Furnace Process

Most Watched in TV Shows
2:30

HowStuffWorks Show: Episode 12: Strength of Steel

Most Watched in TV Shows
1:35

How It's Made: Brushes

Most Watched in TV Shows
1:37

HowStuffWorks Show: Lead Mining Safety


Recent Videos in TV Shows

Recent Videos in TV Shows
1:00

Kate Plus Eight: Sneak Peek

Recent Videos in TV Shows
1:13

Kate Plus Eight: Blast Off

Recent Videos in TV Shows
1:42

Kate Plus Eight: Where Are We Going?

Recent Videos in TV Shows
1:08

Kate Plus Eight: Breakfast Time!

Recent Videos in TV Shows
1:04

Kate Plus Eight: Chores

Recent Videos in TV Shows
1:22

Mall Cops: Drunk as a Skunk

Recent Videos in TV Shows
2:17

Whale Wars: Tour of the Ady Gil

Recent Videos in TV Shows
1:53

Whale Wars: Technology of the Ady Gil

Recent Videos in TV Shows
1:00

Whale Wars: Meet Chris Aultman

Recent Videos in TV Shows
0:50

Whale Wars: Meet Laurens de Groot

Recent Videos in TV Shows
1:25

Whale Wars: Delta Crane Breaks

Recent Videos in TV Shows
2:14

Whale Wars: Fixing the Delta Crane