Glossary of terms used on this site

BDSM is a variety of erotic practices or roleplaying involving bondage, dominance and submission, sadomasochism, and other interpersonal dynamics. BDSM is an acronym of "Bondage Discipline", "Dominance and submission", "Sadomasochism and Masochism". Given the wide range of activities, some of which may be engaged in by people not considering themselves as practicing BDSM, inclusion in the BDSM community or subculture is usually dependent on self-identification and shared experience. Interest in BDSM can range from one-time experimentation to a lifestyle of kink.

A waveform used by some e-stim systems that discharges energy in two phases (first positive, then negative).

Term used in Electrosex for an electrode with two cables going to it. Often insertable electrodes are bipolar.

Borosilicate glass is a type of glass with silica and boron trioxide as the main glass-forming constituents. Put simply, it’s a glass compound that is designed to be up to 10 times tougher than normal silica-based and soda-lime glass. Pyrex is the best known trade name of borosilicate glass.

Bisphenol A (BPA) is found in the hard plastic bottles many people use every day. It can imitate the body's hormones, and it can interfere with the production, secretion, transport, action, function, and elimination of natural hormones. BPA can behave in a similar way to estrogen and other hormones in the human body. BPA is not used in the manufacture of PET plastics, these are class 1 plastics and are not recyclable.