Trivial name of vitriol" (sulfuric acid), and "cream of tartar" (potassium bitartrate) borrowed their language from the kitchen. Many more names were based on color; for example, hematite, orpiment, and verdigris come from words meaning "blood-like stone", "gold pigment", and "green of Greece". Some names are based on their use. Lime is a general name for materials combining calcium with carbonates, oxides or hydroxides; the name comes from a root "sticking or adhering"; its earliest use was as mortar for construction. Water has several systematic names, including "oxidane" (the IUPAC name), "hydrogen oxide", and "dihydrogen monoxide" (DHMO). The latter was the basis
History of the petroleum industry in Canada (oil sands and heavy oil) difficulties marketing its oil, the provincial government established a policy that would limit oil sands production. According to this policy, synthetic oil from the oil sands could supplement conventional oil sales, but could not displace it. Oil from the plant could not exceed 5 per cent of total volumes in markets already supplied by conventional Alberta oil. Financial difficulties delayed construction of the GCOS plant until a new investor - Sun Oil Company's Canadian subsidiary, today known as Suncor - was found. The capacity of the proposed plant increased to 7,500 cubic metres per day and the cost escalated from