Is the movie Speed just fake film physics? Will a car dropped from 4,000 feet fall faster than a speeding car? Is the compact conundrum of a two-truck head-on collision a myth?

Is Pykrete really tougher than concrete? Is it durable enough to make a boat out of? Can a V-shaped snowplow really split a car in two?

Can a banana peel really cause one to slip? Does double dipping cause germ warfare? And can the build team really make a homemade diamond?

Can match heads alone fire a homemade cannon? Can a 7-foot ball of Legos become a rolling weapon of mass destruction?

Is it possible to swim as fast in syrup as in water? Could MacGyver have blown off a cargo-ship steel door with only gun powder and a gun handle?

Could a sky diver whose parachute failed to open hit a playground seesaw and send a small girl flying seven stories high?

See what happens when you combine thermite, a chemical that burns at almost 2,000 degrees, with ice. And can a stereo set off a rifle with its vibrations?

Is it possible to cling to the roof of a speeding, swerving car like in the movies? Can jailbirds use dental floss to cut through solid steel bars?

Can a sonic shock wave shatter glass? Is it possible for bullets to bend around obstacles with a side arm flick of the wrist?

If you're out for a spin in the rain in your convertible, can you stay dry by driving faster? Can popcorn be cooked by a laser or an explosion?

If one bullet is fired and another is dropped simultaneously from the same height, will they hit the ground at the same time? Is it possible to knock someone out of their socks?

Can duct tape really be used to lift a car in the air? Will duct tape keep your boat afloat? Can you make a boat completely out of duct tape?

Does a dirty car get better gas mileage than a clean one? Is the adage, "Stick to beer you're in the clear; beer then liquor ever sicker" true?

What happens when you mix water, oil and fire? Can cheese be used as cannon fodder? Can a C-4 explosive be set off in a microwave?

In a hurricane, would a house suffer less damage if the windows were left open? Can liquid nitrogen really shatter a head or explode a frozen tree?

Does a car always explode as it plunges off a cliff? Can a huge rocket launch a cage holding a human and would the person survive?

This fan favorites episode revisits the water-heater rocket, car-roof cling, curving bullets, liquid nitrogen and snowplow split myths.

Can a person leap from several stories into a dumpster, then be able to run away? Can a diving suit flaw force a diver's entire body into his helmet?

The MythBusters see if antacids can break you out of jail, and how far a criminal can get when making a break for it in the dark.

Adam and Jamie tackle a quick draw gun-slinging story, while Grant, Tory and Jessi hop on board the Mythbus for another myth from the movie Speed.

Are soda cans contaminated by rat pee? Does your cell phone have more germs than a toilet? Can a sports car skip across a lake a la The Cannonball Run?

Six fan-requested fables are put to the test, including whether an engraved coconut can be sent through the mail and whether a match can be lit with a bullet.