Simply, because it's called Dzayar ( in Algerian Arabic Language ).
DZ ( the two first letters in the local name )
dz.
Algeria
Dz is a commonly-used abbreviation for disease.dz is sometimes used as a medical abbreviation for disease, or pathological condition
Signed by it's designer and maker DZ. That is what 'DZ' indicates.
DZ stands for Drop Zone.
DZ stands for Drop Zone
DZ Bank building was created in 2000.
http://jewelry.zibb.com/trademark/14k+dz/29420974
DZ BELKIC has written: 'PRINCIPLES OF QUANTUM SCATTERING THEORY'
dz
silicone ban-dz
dz nutz