Methyl isocyanate gas is used for synthesizing

Which of the following problems is created by a brief exposure to an extremely high sound level,$150 \, dB$ or more,generated by the takeoff of a jet plane or rocket?

Compressed Natural Gas $(CNG)$ is primarily composed of:

Minamata disease was caused by the consumption of:

Lead concentration in blood is considered alarming if it is

Differentiate between Biological Magnification and Eutrophication.