1-2 years
It takes a long time...
12 months
It takes about a couple of hours
two weeks
It takes 20000 day to build an oil rig.
There isn't much left and it takes a long time to restore.
it takes 32 years
It takes quite a while to build muscle from walking, but it takes only a short time to build good strong leg muscle from jogging or running.
Nope - it takes millions of years to make coal from natural products. Te existing coal seams WILL be exhausted long before new ones are formed !
It usually takes about 4 minutes from start to finish.
It just takes a minute or 2 to order parts.