BBC News Guillemot eggs have special structures on their shells that make them self- cleaning , according to new research. The study began after scientists noticed the liquid-repelling properties of a batch of eggs that had water spilled onto them. Further ... and more »
Electronic Technology & Products Cleaning agents currently used in electronics manufacturing include solvents, water-based media containing alkaline surfactants, and water-based tenside-free cleaning agents. The electronics industry mainly uses solvents containing non-halogenated ...
