Oil in water emulsions are currently used as safe solvents for vaccines.
2.
The ink originally had a lanolin base . and later became an oil in water emulsion.
3.
So water extended ( water in oil emulsion ) and water based ( oil in water emulsion ) defoamers appeared.
4.
Soothe was a mineral oil in water emulsion developed by Chris Brancewicz ( then at Clarkson University ) for Ocular Research of Boston during 1996-2001.
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