Posted: September 5th, 2017

Which of the following materials consists of a powder in water?

Which of the following materials consists of a powder in water?

a) Suspension
A suspension requires shaking before application, exemplified by calamine lotion.
b) Hygroscopic agent
A hygroscopic agent is a powder that acts to absorb and retain moisture from the air and to reduce friction between surfaces.
c) Paste
A paste is a mixture of powder and ointment.
d) Linament
A linament is a lotion with oil added to prevent crusting.