Liquified petroleum gas (LPG) is made from refining petroleum - and as crude oil prices hover around $100 a barrel, LPG is cheaper than natural gas at the moment.
As a result, many German industrial companies, which have their own power generators attached to their industrial complexes, are switching to LPG.
The following is from Evonik, which is one of the largest speciality chemical companies in the world:
Of course this extra demand for LPG could push the crude oil price up again, unless there are cutbacks in the consumption of petroleum products elsewhere.