There was a time that the golden rule in the design of any kitchen was the 'Work Triangle' ensuring that the sink, cooker and fridge were all within easy reach. But the latest design rule is the 'Cup of Tea Test'.
In Britain we love our Tea and coffee so often the most frequent task in the kitchen is making a hot drink. It therefore makes sense to ensure that everything needed for a good brew are all close to hand. That means sink, kettle, mugs, tea/coffee, teaspoons and fridge are all within easy reach.