Homemade Washing Powder | How To Make Washing Powder- Washing powder eco friendly ,Sep 28, 2019·How to Make Eco-Friendly Washing Powder. Finely grate the bar of soap and put the flakes into a bowl; Add all the other ingredients! (Just give it a good mix if it gets a bit clumpy) Use an airtight container for storage. There you have it, 5 ingredients and a very simple method for homemade washing powder!Eco Smart - environmentally safe cleaning products, safe ...This is our smallest Kit, that consists of all 4 Eco Smart products. 3 x liquid products already diluted in 100ml Spray Dispensing Bottles, namely an Eco 1 Multi-Purpose cleaner, an Eco 2 Wash, an Eco 3 Hygiene and a small tub of Eco 4 Washing powder and scoop that will do 7x5 kg loads of washing.