Are dream stans toxic (I'm pretty sure most of them are but not 100%)

Wich technque is not recommended for use as a supporting detail

Hiv is inactivated in the laboratory after a few minutes of sitting at room temperature, but the flu virus is still active after sitting for several hours. what are the practical consequences of these findings? a) hiv can be transmitted more easily from person to person than the flu virusb) the flu virus can be transmitted more easily from person to person than hivc) this property of hiv makes it more likely to be a pandemic than the flu virusd) disinfecting surfaces is more important to reduce the spread of hiv than the flu

Which method of administration would result in the highest concentration of the drug in the brain?