This is a simple scale that I made from recycled components:
You can see that I attached plastic containers from Ricotta cheese to three 30 cm rulers on top of a plastic bottle filled with water.
Initially I was considering submitting only a photo of my idea to the Recycled Planets Wix website. However, then I decided that this project needs a more detailed implementation description.
Step 1: Drill the Hole
Each ruler had only one hole at one end. Thus I had to drill a hole on the other end of the ruler with my Ozito electric drill.
I connected multiple rulers to metal vice and one of them did crack during drilling because I used a very thick drill bit.
Step 2: Attach Plastic Containers
I attached plastic containers with metal wire.
I used additional metal wire connections:
Step 3: Attach the Plastic Bottle
I attached a plastic bottle from Scott's hand sanitizer with Raffia Pollot ropes.
Step 4: Testing
I filled the bottle with water because I could not keep both ends of the scale equally balanced and levelled in the air: