You might have heard that classic student bedroom accessory, the lava lamp, turns 50 this year. Or, at least, Mathmos, the company behind the 1963 invention does.
Image: www.mathmos.com
Did you have one of these classic stoner accessories decorating a former bedroom? I delicately hauled the one I owned through many different abodes, none of which – alas – bore any resemblance to the