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7.4

How Do They Do It?•Season 4•Episode 1

Forest Fires, Car Exhaust, Space Station

7.4/10 · 11 votesApr 11, 200722 min

Ranked #1 of 6 in Season 4•+0.2 vs season avg

Go beneath the surface to understand forest fires, car exhaust and the space station.

Previous seasonSeason 3 Next episodeE2 · Family Car, Titanium, Letter

Seasons17

All 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Season 4 Episodes6

E1 7.4Now viewing

Forest Fires, Car Exhaust, Space Station

Family Car, Titanium, Letter

Nuclear Sub, Crash Test Dummies, Fruit and Vegetables

Land Mines, Air Boats, Warehouses

Black Boxes, Steam Turbine, Racing Car

Jet Engine, Weapons, Telescope

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Episode Summary

"Forest Fires, Car Exhaust, Space Station" is episode 1 of How Do They Do It? season 4. It scored 7.4/10 from 11 votes, ranking #1 of 6 episodes this season (season average 7.2). It aired on April 11, 2007.

Next: E2 · Family Car, Titanium, Letter Best of Season 4