SEAWATER: Identify whether the material is a naturally occurring solution (NOS) or a manufactured solution (MS).
NOS
VINEGAR: Identify whether the material is a naturally occurring solution (NOS) or a manufactured solution (MS).
MS
COFFEE: Identify whether the material is a naturally occurring solution (NOS) or a manufactured solution (MS).
MS
BLOOD PLASMA: Identify whether the material is a naturally occurring solution (NOS) or a manufactured solution (MS).
NOS
CARBONATED DRINK
MS
RAIN WATER: Identify whether the material is a naturally occurring solution (NOS) or a manufactured solution (MS).
NOS