BioThinking for Sustainable Design and Business Vitality

1. How much dye is used to make FoxFibre's green, brown and red cotton yarns?

2. Which of the following can NOT be used to power a fuel cell?

BioGas
Methanol
Water
Hydrogen

3. How many years did it take to make the amount of fossil fuel that we burn each year?

12
120
12,000
12 million

4. Duckweed is introduced into a large pond. It doubles in size every day, and after 32 days the pond is half full. How much longer will it take for the pond to be entirely covered with weed?

5. Which of the following products has the most cyclic materials flow?

Aluminium cans
PCs
Recycled paper
Supermarket Oranges

6. Which of these is NOT an offical eco-label?

Nordic Swan
Green Angel
Blue Angel
Green Seal

7. Which plastic is coded 1 under the SPI recyclablility labelling system?

8. What does the term 'organic' describe?

Grown without pesticides
Made of plant or animal materials
Petrochemicals that are not 'inorganic'
All of the above

9. Which part of a car's lifecycle uses the most energy?

Manufacture
Being delivered to the showroom
In use
At the scrapyard

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