The phrase "cup of borax" means you need to measure one unit of borax using a cup as a measuring tool.
Full definition
based on Walmart prices in the IN area 1 Fels Naptha Soap Bar grated -LRB-.98) 1 cup washing soda (Great Value BK soda).50 1/2
cup borax $ 2.98
Use a paste to scrub the sides of the tub to a sparkling white, or mix a solution of one
cup borax with one gallon of hot water to eat away at mold in tile grout.
Then create a paste using 1/4 cup table salt, 1/4 cup white vinegar and 1/4
cup borax powder.
Boost the cleaning power by adding 1 cup of baking soda or 1/2
cup borax to the washer.
I have to add 1/2
cup borax to each diaper cycle, or I will get mineral build up and stink.
Add 1 cup washing soap and 1
cup borax and stir until dissolved.
Recipe: Combine 1/2 cup baking soda, 1/2
cup borax, 1 teaspoon cinnamon, and 20 drops of your favorite citrus oil and spring onto carpet.
1 cup baking soda 2 teaspoons cream of tartar 1/8
cup borax 1/4 cup grated lemon, orange, or grapefruit peel
1
cup borax 1 cup vinegar 10 drops pine or lavender essential oil 5 drops lemon or lime essential oil