Earlier quoted context omitted.
12-16 years till solar is the dominant form of power generation at its current growth rate. https://en.wikipedia.org/wiki/Growth_of_photovoltaics There isn't anything to indicate that growth curve will slow; the manufacturing capacity is already in place, and more continues to be added. There are power purchase agreements at 2 cents/kWh, and I would not be surprised if you see prices below 1 cent/kwh in the next five…
Can't make fertilizer or plastic out of solar energy.
Total petroleum products: 19.531 (million barrels/day)
Of which, deleting fuels, Asphalt and road oil 0.343
Petrochemical feedstocks 0.331
Lubricant 0.138
Miscellaneous products and others 0.089
Waxes 0.006
which sum to 0.907If the oil industry existed solely for non-fuel uses, it would be extremely tiny, and probably entirely domestic. It would not be large enough to fund any new deep or complex drilling, and nor would it be large enough to fund even the fixed costs of existing wells.