- Contact with skin. This material has been reported from experiments to be exposed to a concentration of 2% or 5% of the petroleum products on human skin without causing irritation within 48 hours.
-Touching the skin. This substance is reported from the trial, touching as low as 2% concentration, or 5% in petroleum products per the human skin without causing irritation within 48 hours.
- the skin of this experience is that there is a report from the trial to touch is a 2% or 5% concentration in petroleum products to the skin man does not cause any skin irritation within 48 hours