Originally Posted by
soyabean
There is no one-way to clean all. It depends on the task.
Often I use a combination of US, gasoline soak,...
Please do not use gasoline for anything except a motor fuel. It is highly flammable and creates explosive vapors which will travel a long way to an ignition source. It is toxic by vapor inhalation and skin absorption and has been associated with many kinds of cancer. There are much safer solvents.