It's basically seed crystals that are positively charged, and because the dirt in the water is negatively charged, these seed crystals act like dirt magnets.

基本上是带正电的，由于水中的污物带负电，像磁铁一样吸附污物。

By injecting reagents into a solvent at high temperature, he created small seed crystals around which bigger ones could form.

通过在高温下将试剂注入溶剂中，他创造了小的， 在周围可以形成更大的。