Assertion: seawater's magnesium | /r/ObjectUse | used as aid
Facets:
value: in shucking oysters
type: TEMPORAL
value: at elevated concentrations
type: OTHER
Source sentences:
text: Bingman12 pointed out in a previous article that at elevated concentrations (>8,000 ppm), magnesium has been used as an aid in shucking oysters, helping to force the oyster open,12-14 and also as an anesthetic for them.12