-
Backflow is a term in
plumbing for an
unwanted flow of
water in the
reverse direction. It can be a
serious health risk for the
contamination of potable...
- A
backflow prevention device is used to
protect potable water supplies from
contamination or
pollution due to
backflow. In
water distribution systems,...
- A
reduced pressure zone
device (RPZD, RPZ, or RPZ valve) is a type of
backflow prevention device used to
protect water supplies from contamination. RPZDs...
- The term
Eurasian backflow, or
Eurasian back-migrations, has been used to
describe several pre-Neolithic and
Neolithic migration events of
humans from...
- of the
valve function thereby opening up the
ureter to
backflow. The main risk of such a
backflow is the
spreading of
urinary tract infections up into the...
-
atrium to the
right ventricle during diastole, and to
close to
prevent backflow (regurgitation) from the
right ventricle into the
right atrium during right...
- to
allow blood flow and
which then
close together to seal and
prevent backflow. The
mitral valve has two cusps,
whereas the
others have three.
There are...
-
Reverse Promotional poster Also
known as
Backflow Flow Back
Hangul 역류
Genre Family Melodrama Revenge Created by Choi Yong-won
Written by Kim Ji-yeon Seo...
- a
clapper valve (if not
designed into the
hydrant already) to
prevent backflow into the hydrant. Additionally,
residents who wish to use the
hydrant to...
- hose spigots, hosebibbs, and wall
hydrants to have a
vacuum breaker or
backflow preventer, so that
water cannot return through the
spigot from the hose...
