LCA of galv anized steel Raw Material Energy Inputs Emissions Zinc Corrosion Products Steel Zinc Recycle Loop 100 F or all but the most aggressive corrosive environmental conditions there are no energy or r aw material inputs during use 75 years F or hotdip galv anized steel natur ally occurring zinc o xide zinc hydro xide and zinc carbonate Inputs for Maintenance 0 Energy Inputs Production Steel Zinc Metal Galv anizing Process Use Bridges Light P oles P arking Gar ages T ruck F r ames Sign Structures EndofLife CO 2 SO 2 etc S U S T A I N A B L E D E V E L O P M E N T Hotdip galv anizing is a responsible choice Raw materials are preserved because steel does not corrode therefore no spending is incurred for the usual recycling of scr ap metal Nearly maintenance free HDG cannot be compared to paintprotection in this case protection is a thin barrier that once brok en is an open door to corrosion Galv anizing helps maintain steel s structur al integrity and saves taxes when prescribed for public construction V ery little metal is reintroduced in the environment and when recycling occurs the energy used to melt zinc is inversely related to the amount of zinc recycled T hink about it Zinc is a natur al and vital substance Galv anizing does not modify the environment s balance Whether it be nutritional supplements sunscreens medication or diaper creams all contain benefcial amounts of zinc primarily in the form of zinc o xide T he industry gener ally works tow ards the promotion of sustainable development by ensuring that its production and use is in harmony with the natur al environment and the needs of society Corbec Corpor ation is the frst galv anizing company in Canada to fully process all polluted airs from its installations Our newly installed energy effcient covers also contribute to the health and security of our work ers 17