What should be done if acid is accidentally spilled on bare skin?

a weak base should be applied to the area
lots of water should be flushed over the affected area
soap should be used to clean the area
oil should be placed on the site of contact

If acid is accidentally spilled on bare skin, the appropriate steps to take are:

1. Immediately remove any clothing or jewelry that has come in contact with the acid.
2. Rinse the affected area with lots of water for at least 20 minutes. Use a gentle stream to prevent the acid from spreading or splashing onto unaffected areas.
3. Do not use soap or neutralizing agents, as they can react with the acid and worsen the damage.
4. Seek medical attention or contact a poison control center for further guidance, especially for severe cases or if the acid is a strong corrosive like sulfuric acid or hydrochloric acid.

It is important to note that oil or weak bases should not be applied to the skin without proper medical guidance, as they may react with the acid and cause more harm.