Scientists suspected that, among other possibilities, plastic drinking water pipes exposed to extreme heat released the chemicals (SN: 11/13/20). Now, lab experiments show that’s possible.

"Next, cover with plastic wrap to keep it wet and in contact ... oil-stained clothing and other fabrics, mix equal parts ammonia and water with a few drops of dish soap in a spray bottle and ...

Scientists have developed an artificial photosynthesis technology that produces precursors of biodegradable nylon from biomass-derived compounds and ammonia. Nylon, the durable and elastic ...