A hundred years ago, a worn shirt would get patched, a blunt saw sharpened, a bottle refilled, a nappy washed, a razor blade changed. Now, the market drives us towards disposal. Those who sell products into the economy must have some level of financial or logistical responsibility for their end-of-life management. The potential for private benefit at public cost justifies government intervention.

Air pollution can alter the regulation of immune systems, stunt lung development, and increase blood pressure, demonstrating that even at a young age, human immune, respiratory, and cardiovascular systems are negatively impacted by exposure. Even before birth, the growth, development, and overall health of unborn babies is impacted. So what can we do about it?

Continuing to invest in sustainable industrial techniques will be extremely important in improving the environment and our relationship with it. “Green chemistry” seeks to minimise or eliminate the use or generation of hazardous substances. One of the goals of green chemistry is for the term to completely disappear – it should simply become how we practise chemistry, and make things.