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originally written by Asdfgh
暖暖包主成分為鐵粉、活性碳、蛭石和食鹽,暖暖包因含鹽分可鋪在紅土區,避免長出雜草,經過濾去除鹽分的材料,除能用來補外野草皮的小土坑洞外,還可增加養分讓草皮長得更好。

References

https://udn.com/news/story/121902/5174647

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