Our sample

1. Where is it from?

The sample was made in Jinhua, Zhejiang province, China.

2. How we got it?

We bought our sample online from the online shopping, the link of the online shop is given as https://m.tb.cn/h.UCZMbRw?tk=r1hIdKoJK4y CZ0001 「Melamine Sponge Magic Sponge Eraser Kitchen Melamine Sponge」.

3. What we did to it?

We examined the property of the sponge through several basic experiments. For instance, to examine its ability of oil absorption, we selected several materials to prove its outstanding property. Besides, we examined its noise absorption ability. To be specific, we used the mobile phone as the acoustics. Then we cover the phone with different materials. Finally, the melamine sponge performed the best.

4. The material family it belongs to triazine type nitrogen-containing heterocyclic organic compounds, it is a kind of industrial chemical.