Which institute has approved the emergency use of $2-$deoxy$-D-$glucose as additive therapy for $COVID-19$ patients?

Biodegradable detergents have structures containing .....

The number of $-OH$ groups present in the structures of bithionol,terpineol and chloroxylenol is respectively:

Synthetic detergents have an advantage over usual soaps regarding cleansing power. However,the long-term use of synthetic detergents creates environmental pollution. How can the pollution caused by synthetic detergents be minimized? Classify the detergents according to their chemical nature.

What is the medicinal use of narcotic drugs?

Which of the following is $NOT$ an example of a synthetic detergent?