herbal soap

https://www.diynatural.com/how-to-make-soap-2/
http://www.lovinsoap.com/2012/12/calculating-your-water-amount-for-soapmaking/
http://www.certified-lye.com/lye-soap.html
http://www.lovinsoap.com/soapmaking-videos/

https://www.youtube.com/watch?v=2FsuXamzqos  neem soap
https://www.youtube.com/watch?v=qGfXLznJJY0
https://www.youtube.com/watch?v=qGfXLznJJY0
https://www.youtube.com/watch?v=OeREoysTzDg