India, Jan. 9 -- Fifty-seven years ago on 1st September 1968, I joined the rubber products manufacturing industry in Sri Lanka (then Ceylon) as a trainee in a medium scale footwear company. The only knowledge or rather awareness I had of rubber until that time was seeing the tapping of trees, adding a pungent liquid to the milky liquid, put on metal trays, squeezing the whitish slab of material through two rotating metal rollers manually rotated by a crank and putting them in a smoke shed that was available in some backyards to end up with a striped brownish sheet of rubber, which I later learnt was known as RSS. Later, in the early sixties, during our Organic Chemistry lessons, we learnt that C5H8 is the formula for Isoprene, which is th...