Paper chromatography is a type of planar chromatography which can be performed faster and in an easy way. It is useful for detection of components in a mixture.
TLC chromatography or thin layer chromatography is an analytical technique for easy identification of photo-constituents.
Bioassay is the best way to analyse the effects of any substance on the biological systems. The biological systems can be animal tissues or whole animals.
Phlegm a mucous accumulation in the lungs is very troublesome especially in winters as it chokes breathing. It's removal is tougher and disgusting to the patient.