bow chaser; stern chaser

We're smug in our superiority in knowing how to spell tire, color (or any other word the Brits stick an unnecessary u in) and knowing that in the World Series, the World consists only of the USA and America's Hat (Canada).

The cyanocobalamin molecule contains the element cobalt (Co). Cattle and sheep grazing areas deficient in this element develop vitamin B12 deficiency, as the rumen microorganisms are then unable to manufacture the vitamin.

I cannot disclose his name for fear of letters from Messrs Sue, Grabbit and Run.