Which of the following processes is not used to preserve the food?
Irradiation
Addition of salts
Addition of heat
Hydration
Glycerol can be separated from spent-lye in soap industry by
crystallisation
sublimation
differential extraction
chromatography
The alkaline hydrolysis of ester is known as
dehydrogenation
dehydration
esterification
saponification
Which among the following detergents is non-ionic in character?
Sodium lauryl sulphate
Pentaerythrityl stearate
Cetyl trimethyl ammonium chloride
Sodium n-dodecyl benzene sulphonate
Butylated hydroxy toluene is used in
preventing oxidative rancidity of fats
preserving food grains
killing bacteria living tissues
reducing stress and anxiety