Thermocromatic labels in beer bottles
Thermocromism (http://en.wikipedia.org/wiki/Thermochromism)
Leucodyes (http://en.wikipedia.org/wiki/Leuco_dye)
Magic Colors (http://www.mindsetsonline.co.uk/Downloads/SMARTCOLO.PDF)
Thermocromic color-changing materials (http://www.explainthatstuff.com/thermochromic-materials.html)
Hybrid Super Cars
Porsche 918 Spyder official site (http://www.porsche.com/microsite/918/usa.aspx)
Car and Driver - Porsche 918 (http://www.caranddriver.com/porsche/918)
Diariomotor.com - Porsche 918 Spyder (http://www.diariomotor.com/coche/porsche-918-spyder/)
Designed by air - official McLaren P1 site (www.designedbyair.com)
McLaren web site (http://cars.mclaren.com/p1.html)
Car and Driver - McLaren P1 (http://www.caranddriver.com/news/2014-mclaren-p1-official-photos-and-info-news)