No.... Yes it was invented on an Oil Rig from a substance clogging the workers drills but it is not actually petroleum.
by adding waxes to base oils u can get petrolium jelly
Active Ingredients: Petrolatum. Other Ingredients: Water, Aluminum Starch Octenylsuccinate, C12-15 Alkyl Lactate, Myreth-3 Myristate, Glycerin, Cetearyl Alcohol, Microcrystalline Wax, Tocopheryl...
The means of production vary so much that an "average cost" is not available, nor would it be meaningful. There is a low end and a high end for operating costs. I have attached some estimates of...
white petroleum jelly is a substance like Vaseline, that is used in experiments for bacteria to grow and feed off.