Discovery Channel HD Tuesday

Investigating how rock crushers, fabric lampshades, cake sprinkles and steam irons are made

A look at where materials come from and how manufacturing processes have developed over the years, featuring detachable IndyCar steering wheels, mixed salad and wind turbines

Mark Bowe and the team restore an 1856 log cabin using wood from the original cabin, an old barn and a local sawmill

Mark Bowe and the team save a log cabin from an old Virginia tobacco farm to turn it into a tasting room for a local distillery

Rick Ness considers whether to keep mining after devastating news. Plus, Kevin Beets turns to one of his dad's rivals for help

Rick sinks an excavator trying to get down to Rally Valley pay. Parker's crew risks destroying a million-dollar wash plant to get on the gold

Mike finds a 1992 Corrado G60 smothered in aftermarket mods. Parts are rare and superchargers can be costly, but Elvis determines to get this risky project done

To celebrate the series' 20th anniversary, Mike and Elvis set out to restore a Ford Fiesta Mark 1 and stage the show's largest ever car meet

Part one of two. Shawn's negotiations with his father for the inland mine implode. Emily deploys her new diver while Vernon searches for one of his own

Part two of two. Shawn's negotiations with his father for the inland mine implode. Emily deploys her new diver while Vernon searches for one of his own

Drew Pritchard hopes to strike a deal on a visit to a 900-year-old abbey in Somerset, before he takes a trip down memory lane at a pedal museum in East Sussex

Drew Pritchard goes climbing at a 17th-century mansion in Cambridge, before he encounters a tough negotiator on a visit to a large salvage yard

In Brooklyn, Dirty Water Don repairs outflow gates at a treatment plant. In Massachusetts, Rick tackles a grease trap at a meat cutting facility

With just one week left in the mining season, the Hoffmans scramble to hit their goal. But cold weather and dwindling paydirt threaten their chances

Mike and Elvis attempt to resuscitate a 1974 Jaguar XJ6, but it is a risky buy as it has not been on the road since 1990

Mike and Elvis have one of their toughest challenges yet: can they make an Audi RS6 estate car faster than a sports car? Elvis has doubts after a hazardous test drive

When the Time Bandit loses power, Johnathan deploys a camera probe to find the problem. Keith sets a decoy to lure Sig away from good fishing

Part one of two. Shawn follows old mining evidence, while Kris suffers a catastrophic failure on the All In that threatens to end both his season and mining career

Part two of two. Shawn follows old mining evidence, while Kris suffers a catastrophic failure on the All In that threatens to end both his season and mining career

Archaeological investigations unearth the secrets of the long-lost city of Babylon, and new evidence reveals what Babylon looked like and what caused its downfall

When the Time Bandit loses power, Johnathan deploys a camera probe to find the problem. Keith sets a decoy to lure Sig away from good fishing

Part one of two. Shawn follows old mining evidence, while Kris suffers a catastrophic failure on the All In that threatens to end both his season and mining career

After a chemical leak forces Jake to abandon ship, Keith races to find the crew and save their ailing vessel. Mandy helms her first solo king season

A typhoon brings monstrous waves and high winds. Rick and Bob attempt to stitch a wound in turbulent seas, while John makes a risky harbour entrance

Buying goods from home

Buying goods from home

More everyday items are put under the microscope, looking at how blast doors, lipstick, artificial palm trees and brass plaques are made

The development processed behind the creation of carbon fibre, railcar movers and hood ornaments. Plus, the techniques used in antique frame restoration