MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY
Editorial use only.
Modern household products containing alkalis; washing powder, contains anionic surfactants; baking powder, contains sodium bicarbonate; washing up liquid, contains anionic surfactants; milk of magnesia, contanis magnesium hydroxide; soda crystals, contain sodium hydroxide. These compounds are types of base that will dissolve in water and release hydroxide (OH-) ions. They have a pH above 7.0.
Model release not required. Property release not required.