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copper by tashland, via Flickr

copper by tashland, via Flickr

Isak Pretorius, "Salt Deposit's"

Isak Pretorius, "Salt Deposit's"

Vieille peinture (old paint)

Vieille peinture (old paint)

Ready to Blow by DebraLee Wiseberg - pastel

Ready to Blow by DebraLee Wiseberg - pastel

Tree Bark | Cedric Pollet

Tree Bark | Cedric Pollet

JLJ_20121019_DSC_9717-

JLJ_20121019_DSC_9717-

Oxidation-Reduction Reaction: reactions involving the transfer of electrons between reactants; when a metal corrodes, it loses electrons and forms cations; ex: calcium is attacked by acids to form calcium ions (Ca 2+); when an atom, ion or molecule has become positively charged, we say it has been oxidized; oxidation: loss of electrons; so, calcium is oxidized to form an ion

Oxidation-Reduction Reaction: reactions involving the transfer of electrons between reactants; when a metal corrodes, it loses electrons and forms cations; ex: calcium is attacked by acids to form calcium ions (Ca 2+); when an atom, ion or molecule has become positively charged, we say it has been oxidized; oxidation: loss of electrons; so, calcium is oxidized to form an ion

Rappelle la mer (couleur bleu-turquoise) et les bateaux (métal rouillé)

Abstraction finds identity with shapes

Rappelle la mer (couleur bleu-turquoise) et les bateaux (métal rouillé)

Shifting Sands of Shark Bay, Western Australia - ©Yann Arthus-Bertrand - http://yannarthusbertrand2.org/index.php?option=com_datsogallery=27=detail=20=3119=2=1440

Shifting Sands of Shark Bay, Western Australia - ©Yann Arthus-Bertrand - http://yannarthusbertrand2.org/index.php?option=com_datsogallery=27=detail=20=3119=2=1440

oxyde de bronze

oxyde de bronze

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