Osaka Metropolitan University scientists have developed an artificial photosynthesis technology that produces precursors of biodegradable nylon from biomass-derived compounds and ammonia.

If necessary, protect non-glass surfaces of an overhead projector with clear plastic. Dip one Q-tip into concentrated hydrochloric acid (HCl) and a second cotton swab into concentrated aqueous ammonia ...

The AAP has alleged that the Haryana government was deliberately releasing alarming levels of ammonia into the Yamuna, ...