In India, random drug tests aren't exactly very common, at least not to my knowledge. They do seem to be pretty routine in the West though, which begs the question "How do they get away with it?". It's a simple fact that a lot of people indulge in a lot of illicit substance abuse, for better or for worse, and if you're going to get kicked out of your vague part-time job for going on a bender during the weekend, you might as well know how it happened.

Here's how long different drugs stay in your system!