Composition of Earth's atmosphere by volume. The lower pie represents the trace gases that together compose about 0.038% of the atmosphere (0.043% with CO 2 at 2014 concentration). The numbers are from a variety of years (mainly 1987, with CO 2 and methane from 2009) and do not represent any single source.
Dominance and submission (also called D/s) is a set of behaviors, customs, and rituals involving the submission of one person to another in an erotic episode or lifestyle. It is a subset of BDSM. Physical contact is not necessary, and D/s can be conducted anonymously over the telephone, email, or other messaging systems.
De facto Relationships. What is a de facto relationship? A de facto relationship is defined in Section 4AA of the Family Law Act 1975. The law requires that you and your former partner, who may be of the same or opposite sex, had a relationship as a couple living together on a genuine domestic basis. However, your relationship is not a de facto relationship if you were legally married to one another or if you are related by family.