By Rachael Brown An ice cream low in fat, but with the same fatty texture and flavour? Choice says it's one use of nanotechnology that the food industry is researching. ABC News.AU | Take a strand of your hair, divide its width by 100,000 and that's the size of a nanoparticle, a tiny particle with the potential to create a big stir in the food world. The technology promises to make food look and taste better but little is known about its he