{"version":"1.0","type":"link","title":"Cement chemist notation - Newikis","description":"Cement chemist notation (CCN) was developed to simplify the formulas cement chemists use on a daily basis. It is a shorthand way of writing the chemical formula of oxides of calcium, silicon, and various metals.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}