S16

S16, Š-16 or S-16 may refer to :
* , a safety phrase in chemistry
* British NVC community S16, a swamps and tall-herb fens community in the British National Vegetation Classification system
* Chery S16, a Chinese Chery Automobile model
* County Route S16 (California)
* Letov Š-16, a 1926 Czechoslovak single-engined, two-seat biplane bomber
* SPAD S.XVI, a developpement of WWI French SPAD S.XI aircraft
* USS S-16 (SS-121), a 1919 S-class submarine of the United States Navy

; a shortening or designation for :
* Copalis State Airport FAA LID
* a Zürich S-Bahn line