Limescale. Coloured scanning electron micrograph (SEM) of limescale from a domestic kettle. Limescale,which occurs when hard water is boiled,consists of crystals of calcium carbonate and crystals of calcium sulphate (needles) that have precipitated out of the water. Magnification: x800 when printed 10 centimetres wide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Burgess, Dr. Jeremy |
Taille de l’image : | 5232 px × 3703 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |