Like Helvetica, Arial is a basic font that is easy to read. Twitter and Google both use Arial for all their copy and content. The Huffington Post also uses Arial on its front page but uses the Georgia font for full articles. Arial's origins actually stem from the aforementioned standard font, Helvetica.
Albuterol can have a stimulatory effect, increasing the blood pressure and heart rate. It is possible that some people may abuse albuterol for its stimulant properties, although most people simply feel jittery from albuterol overuse.
Albuterol can be taken by mouth either as a tablet or liquid, but its most common form is as an oral inhaler. As an oral inhaler, it can be used to prevent breathing difficulties during exercise, in addition to the other uses.