New Mobile App Checks Food For Cancer Causing Chemicals
Snapping a picture quickly analyzes levels of preservatives known as nitrates and nitrites. The device, described in the journal ACS Applied Materials & Interfaces, is easy-to-use and helps consumers make informed decisions, according to its researchers. These chemicals give sausages and bacon their characteristic pink hue and distinctive flavor—but can form tumor-triggering compounds. The more there are, the darker the image. People have been advised to limit their consumption of nitrates and nitrites....