A valve for a dispenser, the valve comprising: - a valve body comprising: - an outer surface and an inner passageway extending about a longitudinal axis, wherein the inner passageway comprises a first passageway opening and a second passageway opening and a passageway surface extending from the first passageway opening to the second passageway opening; - a first valve body surface and a second valve body surface opposite the first valve body surface, the first and second valve body surfaces extending from the outer surface of the valve body to the inner passageway ; and- a valve body cavity extending about the longitudinal axis, wherein the valve body cavity: - is positioned adjacent the inner passageway ; - extends from the inner passageway toward the outer surface ; and - extends from the second valve body surface towards the first valve body surface 96 - a valve seal comprising a first seal surface and a second seal surface opposite the first seal surface, wherein the first seal surface abuts at least a portion of the passageway surface , wherein a portion of the valve seal extends from the inner passageway about the second passageway opening and into at least a portion of the valve body cavity ; and - a valve stem extending through the inner passageway , wherein the valve stem comprises an outer stem surface and an inner stem surface opposite the outer stem surface, wherein a portion of the second seal surface of the valve seal operatively engages a portion of the outer stem surface . - a valve body comprising: - an outer surface and an inner passageway extending about a longitudinal axis, wherein the inner passageway comprises a first passageway opening and a second passageway opening and a passageway surface extending from the first passageway opening to the second passageway opening; - a first valve body surface and a second valve body surface opposite the first valve body surface, the first and second valve body surfaces extending from the outer surface of the valve body to the inner passageway ; and- a valve body cavity extending about the longitudinal axis, wherein the valve body cavity: - is positioned adjacent the inner passageway ; - extends from the inner passageway toward the outer surface ; and - extends from the second valve body surface towards the first valve body surface 96 - an outer surface and an inner passageway extending about a longitudinal axis, wherein the inner passageway comprises a first passageway opening and a second passageway opening and a passageway surface extending from the first passageway opening to the second passageway opening; - a first valve body surface and a second valve body surface opposite the first valve body surface, the first and second valve body surfaces extending from the outer surface of the valve body to the inner passageway ; and- a valve body cavity extending about the longitudinal axis, wherein the valve body cavity: - is positioned adjacent the inner passageway ; - extends from the inner passageway toward the outer surface ; and - extends from the second valve body surface towards the first valve body surface 96 - is positioned adjacent the inner passageway ; - extends from the inner passageway toward the outer surface ; and - extends from the second valve body surface towards the first valve body surface 96 - a valve seal comprising a first seal surface and a second seal surface opposite the first seal surface, wherein the first seal surface abuts at least a portion of the passageway surface , wherein a portion of the valve seal extends from the inner passageway about the second passageway opening and into at least a portion of the valve body cavity ; and - a valve stem extending through the inner passageway , wherein the valve stem comprises an outer stem surface and an inner stem surface opposite the outer stem surface, <EOS>