Sure, lye is not just for opening drains. Soap is a result of a chemical reaction between lye, fat and water. In 24hrs, you no longer have lye, fat and water. If you followed the recipe exactly, you won't have any lye at all in your soap. That is, if you are using the fragrance which Soap Crafters supplies.
Many companies buy the lowest quality fragrances to offer what seems to be really low prices.
You need to use about four times the amount of these oils and you will have problems with the scent fading away very quickly. I want to use fragrances instead of essential oils. Some fragrances work great and others do not. When adding scenting material at trace to your soap base you have to be very careful. The best scenting material for this way of making soap base is a fragrance that has been made for soap making AND tested for that purpose.