Most basic soap .....

[Oxbo]

I have seen the name but can't recall it, and can't find it in my searches.
I believe it consist of Lye water and an oil ..... = soap.
There's a name for it but I just can't recall it ... Anybody want to offer a name ?????
Tx Yu .......

 

[dibbles]

Castile? That's just olive oil, sodium hydroxide and water.

 

[Oxbo]

Castile? That's just olive oil, sodium hydroxide and water.

Ha ! ! ! That's it = Thank you ! ! ! ! !