Concrete slab: excavate, prepare, pour, and broom finish 500 sq.ft. of 2 thick concrete patio slab with rebar, wire mesh, and aggregate/sand base. $2.17.
(Redirected from Pernis (Netherlands)) Pernis in 1865. Pernis is a neighborhood and submunicipality (since 3 March 2010) of Rotterdam, Netherlands. The district has a population of 4,789 (2011) on a total area size of 1.60 kmÂ² (0.62 sq mi). Pernis is thus a full submunicipality of Rotterdam, but the former independent municipality had its own district council already.
This exam creates a map of your entire peripheral vision. Automated perimetry: You sit in front of a concave dome and stare at an object in the middle. You press a button when you see small flashes of light in your peripheral vision. Your responses help determine if you have a defect in your visual field.