Designers are increasingly looking to the human body when finding materials for their creations. Here are 10 of the most stomach-churning examples, featuring blood, sweat and tears (plus urine and hair).

This Is Not A Värdera by Krisztina Czika
Krisztina Czika is one of several designers exploring how human hair can be used as the base material for products.
The Hungarian designer made a collection of 15 mugs from wax and human hair harvested from four donors, including herself, as part of the DesignLab course at Gerrit Rietveld Academie.
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Human Hair Transformation by Zsofia Kollar
Also working with human hair, Zsofia Kollar has created a series of scented objects, including a golden wall hanging and a U-shaped necklace. Kollar wanted to show that there are alternative uses for the large amounts of human hair that are thrown out each year.
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Urine Ware by Sinae Kim
Sinae Kim chose to demonstrate the potential to recycle another item of human waste, urine, in this collection of decorative vessels inspired by the shape of the human bladder.
The Central Saint Martins graduate coated the ceramics with a glaze made from 280 litres of human urine, which was collected from five people over a period of five months.
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Selfmade by Christina Agapakis and Sissel Tolaas
American scientist Christina Agapakis and Norwegian scent expert Sissel T...