Check Ur house water pipes and make sure the water supply line does not come from the sewer disposal line. That will ensure you have a good start for Ur drinks. You never know what artesians switch them up when you are away playing TT.
A small hint for you Der_Echte, Aussies are top 5 in the world when it comes to beer consumtion, so if you are serious about getting something in his beverage, you now know what to aim for.
This is by the way also why I will beat you, it's all about knowing your enemy, while you take wild shots at his chocholate and his water, I study him and know that beer is his weakness.