Waste Stacks and Vents. The typical home has a complex array of both waste and vent stacks that need to be functioning correctly for your home plumbing system to be trouble free. Aries Plumbing Inc. has years of experience in working with waste and vent stacks.
Outer space begins 100 km above your head. It is an arbitrary line called the KÃ¡rmÃ¡n line which has been set for treaties concerning space. There is indeed no firm boundary where space begins. See: https://thehighfrontier.wordpres...
The International Space Station (ISS) is a space station, or a habitable artificial satellite, in low Earth orbit. Its first component launched into orbit in 1998, the last pressurised module was fitted in 2011, and the station is expected to be used until 2028.