Happy St Patrick’s Day!

By Daniel Collins 17/03/2010


With Guinness in hand, let us toast the technical advancements of the Irish.

Chicago_River_dyed_green

Let us also wonder how much green dye is used to turn the Chicago River green, or whether phosphorus runoff would achieve the same effect.


0 Responses to “Happy St Patrick’s Day!”

  • And, of course, we’re also going to give thanks for whiskey…

  • I’d forgotten the significance of the date until all these students in varying shades of green turned up at my lecture this morning…