Kawaii cute illustration of a chemistry science joke. The concentration of a solute in a solution is measured by the number of moles per litre – the “molar concentration”. I’ve represented it as a molar tooth in a cork stoppered vessel of liquid.
Where you can buy online
You can find the design on t-shirts in most stores, but also on other products depending on the store (e.g. hoodies, mugs, stickers, notebooks, phone cases, greeting cards, cushions, socks etc).