Dandelions by Saad Choudhry on unsplash.com The concept of the ‘R’ number, or basic…
Read moreImage by stokpic from Pixabay In my late teens I was pretty obsessed with rock climbing, unfortunately I lived in Kent about as far from climbable rock as its possible to get – I climbed a lot of trees! None the less it has stuck with me as a…
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