A kawaii cute version of the chemistry science joke about molar concentration. Moles per litre (mol/l) – the number of molecules or ions per litre. Here’s 4 moles per litre 🙂
Available to buy at the following online stores:
You can find the design on t-shirts in most stores, but also on other products e.g. hoodies, mugs, clocks, duvet covers, shower curtains, bags, phone cases, notebooks etc.