I’m having a urine sample tested for caffeine tomorrow. Will marijuana show up on the test or is a caffeine urine test completely seperate?

My Italian-made Pasquini Livietta T2 semi-automatic espresso machine and Pasquini Lux burr grinder. I demonstrate it’s cabability to make a cappuccino. I am using Prima Cafe Voltaire coffee beans from Oklahoma City. The espresso shot is pulled under +15 bar pressure through 14 grams of coffee in about 22 seconds after a 30 pound tamp. More to come . . .

how many calories in one cup of coffee and another cup of caramel latte?

For the past 6 years i’ve been drinking atleast 2 – 3 mountain dews a days. Mountain dew contains a lot of caffeine I know.
Considering i’m only 14 (and i’m surprised i’m only 105lbs at 5′6) how bad will it be?

and before you all get "parental" at my large amount of soda consumption i’m actually stopping completely in 2 days. I’m finishing off this last amount I have and i’m switching over to water and nothing else for a longgg time.

Latte art by Synesso

I’ve noticed that a lot of energy vitamins have B vitamins or niacin instead of caffeine. Do these give the same effect as caffeine, or am I better off buying a pack of vitamins with caffeine?