As well as other activities, Lorenz Mohr loaded tanks on horse-drawn carts to sell petroleum in the street and thereof established his entrance into the "oil business".

Even in 1908 the oil business had grown so strongly that the first fuel depot had to be installed on Friedloser Straße with a railway siding connection and remote fuel-filling under the road body.

This fuel depot only was damaged slightly by enemy action and bombing and formed the basis for the resumption of business following World War