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 habitable human-made satellite that orbits Earth at an altitude of between 330 km (205mi) and 435 km (270 mi). The ISS comprises pressurised modules for astronauts to live in, external trusses for propulsion, solar arrays for power and many other amazing components.