But ethanol does not pack a particularly powerful punch. It is also susceptible to absorbing water, further diluting its oomph. It takes days to ferment the stuff.

• 但是乙醇不会聚合起它的强力；乙醇能与水相溶，因此就会稀释它的效用；而将乙醇拿来发酵也需要花费好多天。