Mix 8 grams of alum with 7 grams of cream of tartar in a small amount of hot water 将八克明矾和七克的酒石混合在少量的热水中。
Alum was used to precipitate dirt suspension so that filthy water could be made reasonably clean for re - use 利用明矾将污水中的污物沉淀，将污水再用。
Reducing runoff loss of phosphorus and heavy metals from agricultural fields applied with alum - treated manure 粪肥添加明矾对降低农田磷和重金属流失的作用
When we put a small piece of alum into muddy water , we can see the alum can soon make the water clear 把一小块明矾放入混沌的水中，我们发现，水很快就澄清了。
Cruller : in the cruller potassium alum , is contains the aluminum the inorganic substance , may not frequently edible 油条：油条中的明矾，是含铝的无机物，不可经常食用。
Another larger piece was this impressive chalcoalumite from bisbee - the light blue coating on azurite 另一较大的标本是这个给人深刻印象的铜明矾- -蓝铜矿上边覆盖一层浅蓝色。
To make a sapphire crystal , the basic material used is a salt cleansed from any foreign body ( ammoniacal alum ) 蓝宝石水晶玻璃的主要原料是一种经过洗涤后除去了所有异物的盐（氨明矾） 。
Kfc claims its youtiao contain no alum , which is widely used by chinese youtiao makers to keep the food fluffy and crisp , and which has sparked health worries 据说，肯德基油条没有添加明矾，却同样保持了外酥内软的口感，其健康卖点击中了中式传统油条的软肋，因此被称为“安心油条” 。
Alumina is then extracted from the furnace and passed over vibrating sieves to obtain an extremely fine powder with a diameter of less than one micron 蓝宝石水晶玻璃的主要原料是一种经过洗涤后除去了所有异物的盐（氨明矾） 。在摄氏1 , 200度下对其进行煅烧，从中分解出铝氧粉（即氧化铝） 。
