Peanut Shell
I. Material Ingredient:
| Ingredient | Amount |
| Warm water | 62.5mL |
| Alginate | 3.75g |
| Corn starch | 3.75g |
| Glycerin | 1.25g |
| Peanut shell | 30-40g |
Tools: Electronic scale, 300mL beaker, 5mL pipette, pot, heat plate, and stirring rod.
II. PROCEDURE
1. Mix water with corn starch.
2. Pour alginate into the solution and mix.
3. Add glycerin into the solution and heat them at 140°C to boil.
4. Move the pot from heat when the solution starts bubbling.
5. Add peanut shells and mix well.
6. Pour and press them into the mold and dry in an oven at 30°C for three to seven days according to the amount and thickness.
III. RESULTS
TOUGHNESS: SLIGHTLY FLEXIBLE BUT HIGHLY FRAGILE
NOTES: FEWER PEANUT SHELLS ADDED CAN REDUCE THE FRAGILITY.