Is Everbilt a good sump pump?

The Everbilt HDS50 is engineered to pass 1/2 in. solids and features a vortex non-clogging impeller making it an ideal pump for sump, effluent and dewate...

What ion does Zn form?

Zn always, to my knowledge, forms a 2+ ion. In fact, all of the elements in that group (Group 12) forms 2+ ions. This is because after losing the 4s elec...