Assertion: iodine | /r/HasProperty | extracted
Facets:
value: from kelp
type: OTHER
value: from natural gas fields
type: LOCATION
value: during the production of iosol
type: TEMPORAL
value: from the activated carbon
type: OTHER
value: from ocean water
type: LOCATION
value: prior to this
type: TEMPORAL
value: from seawater
type: LOCATION
Source sentences:
text: Most iodine now is extracted from seawater.
text: Prior to this, iodine was extracted from kelp.
text: Iodine can be extracted from ocean water using electrolysis, but it is not common due to the abundance of iodine in the easier to use brine.
text: During the production of Iosol, iodine is extracted from kelp and made into pure iodine crystals.
text: The iodine is extracted from the activated carbon using hot caustic soda, which produces an iodate-iodide mixture.
text: Iodine is also extracted from natural gas fields.