This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
Chemical peeling is done by all except – 
Select and explain. 
A. Trichloroacetic acid, B. Phosphoric acid, C. Carbolic acid, D. Kojic acid
B: Phosphoric acid
Answer: B: Phosphoric acid 
Explanation: Chemicals used for peeling (chemical peeling) are :-


Trichloroacetic acid 
Hydroxy acid (Glycolic acid)   
Salicylic acid (β-hydroxy)              
Carbolic acid (Phenol)      
β-hydroxy acid (citric acid, lactic acid, glycolic acid, malic acid)         
Resorcinol
Kojic acid
Jessner solution
Baker's solution
Pyruvic acid
Retinoic acid