Incidences.

I love dairy products: milk, cheese, cream, butter. Pre mortem & post mortem cows too. Cows are my friends. Unfortunately, they aren't my arteries' friends or my waistline's friends so I limit cow products.

Your office microwave is probably one of the new nuclear powered ones. We have one at work. You put a mug of water in for tea, set it for 1 minute and the glass mug melts.