You can’t start a fire without a spark – Sparxgear Fire Piston

http://the-gadgeteer.com/2012/01/26/you-cant-start-a-fire-without-a-spark-sparxgear-fire-piston/

/ camp magnesium flint cloth wood milkweed down tinder /

Ethanol direct injection technology could rival Diesel at less cost

http://www.greencar.com/articles/ethanol-direct-injection-technology-could-rival-diesel-less-cost.php

Hybrid vs. "clean diesel"

http://www.hybridcenter.org/hybrid-watchdog-hybrid-vs-diesel.html

/ 13, 13%, density,  particulate, Environmental, Protection, Agency /

Swiss-based Balesio takes the knife to PDF files

50% file file size reduction for PDFs.

http://www.theregister.co.uk/2011/12/16/balesio_pdf/

Get more out of your data with Onavo’s data-compressing app

Using this myself.  It claims to have saved 57%.  Android version in the works.

http://www.gizmodo.com.au/2011/05/get-more-out-of-your-data-with-onavos-data-compressing-app/