Matches in DBpedia 2015-10 for { ?s ?p "Thomas Clark (1801–1867) was a Scottish chemist.He became known for the discovery of the phosphate of soda, and the process of lime softening of hard water the 'Clark process'. A Clark degree (°Clark) of water hardness is defined as one grain (64.8 mg) of CaCO3 per Imperial gallon (4.55 litres) of water, equivalent to 14.254 ppm."@en }
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- Thomas_Clark_(chemist) abstract "Thomas Clark (1801–1867) was a Scottish chemist.He became known for the discovery of the phosphate of soda, and the process of lime softening of hard water the 'Clark process'. A Clark degree (°Clark) of water hardness is defined as one grain (64.8 mg) of CaCO3 per Imperial gallon (4.55 litres) of water, equivalent to 14.254 ppm.".
- Thomas_Clark_(chemist) comment "Thomas Clark (1801–1867) was a Scottish chemist.He became known for the discovery of the phosphate of soda, and the process of lime softening of hard water the 'Clark process'. A Clark degree (°Clark) of water hardness is defined as one grain (64.8 mg) of CaCO3 per Imperial gallon (4.55 litres) of water, equivalent to 14.254 ppm.".