Doorda Knowledge Base

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Information Articles
Water Hardness the Facts
Viewed 155 times since Tue, Jul 3, 2018
Hard water is water that has high mineral content (in contrast with "soft water"). Hard water is formed when water percolates through deposits of limestone and chalk which are largely made up of calcium and magnesium carbonates. These are normally... Read More
Geographic References
Viewed 220 times since Tue, Jan 30, 2018
Dependant on the use case there are several types of location reference used in the Doorda product range. Each of these are detailed below with some additional reference information. Please note the type of areas used and the average sizes will... Read More