It also seems to make clear that the type of potassium salt you are taking (chloride, citrate, gluconate, acetate, bicarbonate, etc) does not matter. The only thing that counts is the amount of actual (elemental) potassium you are ingesting.
Legal custody of a child means having the right and the obligation to make decisions about a child's upbringing. A parent with legal custody can make decisions about the child's schooling, religious upbringing and medical care, for example. In many states, courts regularly award joint legal custody, which means that the decision making is shared by both parents.
Child custody laws in the United States. Child custody and guardianship are legal terms which are sometimes used to describe the legal and practical relationship between a parent and the parent's child, such as the right of the parent to make decisions for the child, and the parent's duty to care for the child.