The problem with a single article describing what’s new in saving energy is that by now we know where most of the energy waste is, and we’ve probably already fixed those issues—picked the low-hanging fruit.
Residual and potentially dangerous chemicals in food and drinking water have been in the news lately (see this month’s Manufacturing News for an update on PFAS) as one such report found that 80% of urine samples drawn from children and adults in the U.S. contained glyphosate. FOOD ENGINEERING has also had its share of news on heavy metals in food and baby food. Why are we seeing so much contamination?