How Do They Do It? - Season 12 (2015)

Travel down under, home to some of the largest wineries in the world and see how some of the most popular wines are produced. What does PTFE stand for? And how is it used to make extreme weather clothing for the most demanding customers.

Find out about the tiny pieces of metal that hold our world together. Bitter fruit is transformed into a tangy treat and the latest technology is used to create fashionable clothing.

The powerful machines essential to building roads and highways are made. No pans are needed when you can bake bread in a can. Luxurious cell phones are made with rubies and sapphires.

Tons of grapefruit are picked and processed in the African country of Swaziland. North America's largest ski resort controls the weather, producing snow on demand. An underground network of conveyor belts transport luggage through the world's airports.

Making Harp strings for beautiful music. Letting light into your roof. Some secret ingredients and a whole lot of care goes into making the perfect Belgian Waffle.

Scrap metal is transformed into a gourmet cooking machine. The exotic aromas of India are produced by hand. And find out how sailor's got their "Dutch Courage"

A farm in the Netherlands is run almost entirely by robots. One of the largest toughest log stackers is put to work in Sweeden and grand pianos are navigated through the streets of New York.

Indian construction crews go green, using strong and abundant bamboo for most their scaffolding needs. Centuries after the invention of the first fireworks, the secret to multicolored ones is finally unlocked

It takes a village to weave fashionable footwear. Complete rooms are assembled in less than 2 hours and some of the most valuable books and documents in the world are stored deep underground.

The high maintance macadamia nut is cracked in South Africa. Chicago's massive water filtration system is explored. In the Netherlands, Mojo Barriers are used to keep music fans safe at the Pinkpop Festival.

Materials, labour and planning are needed to build safe high rise buildings. From leather to your feet, the making of quality boots. Its not always an easy process to make hard wearing cookware.

India's most famous instrument is made from a vegetable. A favorite South African snack was invented by accident. And monster bulldozers are produced.

Are you tough enough for a fashion comeback? The glue that holds the world together is manufactured in Mexico. And the race is on to freeze fresh peas in under three hours.

The complex technological processes involved in turning goat fleeces into fabrics, building a quad bike that turns into a jet ski, and creating a harp.

Journey to the Cederberg Mountains to see how South Africa's famous redbush tea is produced. Robots accurately route passengers' bags at Amsterdam's Schiphol airport. A historic hairbrush fit for a queen is made.

Technology allows us to carry out secure financial transactions everywhere. An efficient system in Mumbai brings workers hot home-cooked lunches everyday. In Belgium ships are lifted over 70 miles in the air.

Go underground and plug into London's high-speed power delivery process. NASA technology is applied to pizza making and pine trees in South Africa become playhouses in the UK.

Go inside the belly of the beast to create beautiful music. Look up and see how roof windows are made. Discover the orgins of a breakfeast favorite.

How do they build the world's tallest condominium? How do they make the classic Dr Martens boot? How do they engineer a pan that won't burn your food?