In general, the EPA does not consider used oils to be hazardous waste. In establishing proper management standards for these wastes, the EPA presumed that recycling, from re-refining to burning as fuel, would occur
Yes, they are considered hazardous waste
Depending on what it has been lubricating and where, used lubricating oil may be a hazardous materials. Specially formulated lubricants may also be hazardous if used improperly or carelessly.
Brand new oil, as in right out of the bottle, isn't really hazardous. It does become hazardous after putting it into the engine. The oil picks up unburned hydrocarbons which can be very hazardous.
Mineral oil should be disposed of at a hazardous waste facility or through a professional hazardous waste disposal company. It should not be poured down the drain or disposed of in the regular trash as it can harm the environment.
Under OSHA's Hazard Communication standard, yes, it is. This includes oil used in a vehicle engine, such as 10W30 motor oil.
toxic waste, used medical needles, gasoline and oil spills,
It is illegal to dump oil into the environment in most places. It is considered a hazardous waste material and you can be charged criminally.
Canola oil and peanut oil are foods and not hazardous materials. If you have a volume you may want to find a recycler or someone who burns it in their car after processing.
Because they will burn and explode
fertillizer oil gas and gasses
Oil based paint isn't waste, so no, you would not need a hazardous waste manifest to transport it.
Drain the oil and take it to your local hazardous waste disposal facility.