Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:Water_type
|
| gptkbp:affects |
Soap efficiency
|
| gptkbp:can_be_permanent |
Yes
|
| gptkbp:can_be_softened_by |
Ion exchange
Reverse osmosis |
| gptkbp:can_be_treated_by |
Boiling (for temporary hardness)
Chemical softeners |
| gptkbp:canBeTemporary |
Yes
|
| gptkbp:cause |
Appliance scaling
Limescale formation Plumbing issues |
| gptkbp:characteristic |
High mineral content
|
| gptkbp:contains |
Calcium ions
Magnesium ions |
| gptkbp:foundIn |
Groundwater sources
|
| gptkbp:is_less_common_in |
Rainwater
|
| gptkbp:measures |
Degrees of hardness
Parts per million (ppm) Water hardness |
| gptkbp:permanent_hardness_caused_by |
Sulfate minerals
|
| gptkbp:temporary_hardness_caused_by |
Bicarbonate minerals
|
| gptkbp:bfsParent |
gptkb:Jean_Sprackland
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Hard Water
|