There is an alarming rate in the increase of pollution in the air. In other words, air pollution is on the high rise in major cities around the world. For instance, in Warri, Nigeria, the air is so laden with pollutants especially from car or automobile exhaust emissions, and it’s becoming increasingly unbearable to breathe properly even as early as seven in the morning! I particularly, have just come through a bout of cold or flu, whichever way you want to call it, as a result of this menace. And I’ m not just talking about the normal ‘flu’. A case where you sneeze or cough out mucus which actually smell...