After you cook a batch of liquid soap, what comes out of the pot is a thick amber soap paste, not the pourable soap you actually use. That paste has to
The melt and pour batch calculator works out how much soap base a mould needs to fill it, then the fragrance and colour to match, all from the mould volume
The soap colorant quantity calculator works out how much mica, oxide or natural colour a batch needs, based on the weight of your oils, and gives the amount
The soap fragrance usage calculator turns a fragrance load, given as a percentage of your oils, into grams for the whole batch and grams per bar, and checks
The soap mould volume calculator works out how much oil a recipe needs to fill a given mould, using the mould’s shape and dimensions, then tells
The soap oil blend properties calculator takes the oils in your recipe and estimates the qualities of the finished bar: hardness, cleansing, conditioning
The lye concentration and water calculator turns a lye concentration into a water-to-lye ratio, or a ratio back into a concentration, and shows the actual
The superfat and lye discount calculator takes the full lye a recipe would need at zero percent superfat, trims it by the percentage you choose, and shows
The soap lye calculator works out how much sodium hydroxide or potassium hydroxide a batch of oils needs, then tells you how much water to dissolve it
I grow calendula along the south wall specifically for soap, and I’ve made peace with the fact that almost nothing else in my garden will survive the journey.