Tetrakis(hydroxymethyl)phosphonium sulfate
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The common use of aluminum sulfate is for paper making, and the second major use is as a flocculant in drinking water, industrial water and industrial wastewater treatment. Aluminum sulfate as a flocculant accounts for about 40% of the total production.
Cabbage is rich in nutrients such as high-quality protein, fiber, minerals, vitamins, etc.
Speaking of the insulated lunch box, our biggest impression of it is probably that it appears in our daily life as a container with lunch during work and school. Is the performance of the insulated lunch box really so strong? How does it achieve long-term insulation? So today I will introduce in detail, what is the principle of the insulated lunch box? How does it achieve such a good insulation effect.
Pour boiling water into the thermos cup and tighten the cork or lid clockwise for 2-3 minutes, then touch the outer surface of the cup body with your hands.
Bento has existed since ancient times, and in modern society, it is more common due to the continuous growth of office workers. A delicious and nutritious bento can not only supplement the body's needs, but also make the mood happy.
What is a good dish to bring for lunch? 3 dishes that are suitable for lunch boxes, not easy to spoil and nutritious!