They can last for a few hours up to weeks at a time. Also within this time frame after quitting, convulsions or seizures can occur, which is the point at which alcohol withdrawal can become dangerous if not medically treated. The symptoms may progress to delirium tremens (DT's) after three to five days without alcohol.
I would like to add that in US most of Instrument Ait pressure is 20-25 psi in the system and Plant (Service) Air pressure is 80-120 psi (about 7 atm). Both system require dryers, filters and some other equipment to do air conditioning.
Air temperature is one of the most commonly measured weather conditions. Thermometers are used to measure the amount of heat that is in the atmosphere. Thermometers are hollowed tubes that have a glass bulb at the bottom. The bulb contains a liquid, either alcohol or mercury. When the heat in the air increases, the liquid in the bulb expands and rises up the tube.