This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hospital waste and disaster management, Occupational health, Subject name: Social & Preventive Medicine
True about composition of hospital waste 
Select and explain. 
A. Metal 1%, B. Paper 10%, C. Glass 5%, D. Infectious waste 3%
A: Metal 1%
Answer: A: Metal 1% 
Explanation: - the average composition of hospital wastes in India is; - 15% - 10% metals- 1% infectious wastes-1.5% -4% wastes-53.5% Reference : Park&;s textbook of preventive and social medicine, 23rd edition, pg no:790, table 2. <\p>