When light meets a water droplet, it is refracted at the boundary of air and water, and enters the droplet, where the light is dispersed into the seven colors. The rainbow effect occurs because the light is then reflected inside the droplet and finally refracted out again into the air.hen light meets a water droplet, it is refracted at the boundary of air and water, and enters the droplet, where the light is dispersed into the seven colors. The rainbow effect occurs because the light is then reflected inside the droplet and finally refracted out again into the air.
Valium belongs to a class of drugs called benzodiazepines, which work by increasing the effects of GABA, a neurotransmitter that moderates the activity of nerve signals in the brain. The Food and Drug Administration (FDA) approved diazepam in 1963 under the brand name Valium for the Roche drug company.
Valium, a popular sedative-hypnotic prescription drug, has numerous effects on the body, many of which can be dangerous when the drug is misused or abused. Valium is in the class of drugs known as benzodiazepines.Valium and other drugs like it act to potentiate the effects of a neurotransmitter in the central nervous system known as GABA â resulting in depression of a number of brain processes.alium, a popular sedative-hypnotic prescription drug, has numerous effects on the body, many of which can be dangerous when the drug is misused or abused. Valium is in the class of drugs known as benzodiazepines.