Lye (or another similar alkali) and fat (or another similar lipid) are the ingredients in the making of soap. Those ingredients when combined chemically react. The product of that reaction is soap. There is no lye in soap- if there were it would burn your skin.
I suspect that the article is referring to detergent, which is not soap.
First of all, Steve bannon tells a lot of lies, so there's that.
Second, anything that makes the trump administration less effective is good for america.