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 inner solar system contains the Sun, Mercury, Venus, Earth and Mars: The main asteroid belt (not shown) lies between the orbits of Mars and Jupiter. The planets of the outer solar system are Jupiter, Saturn, Uranus, and Neptune (Pluto is now classified as a dwarf planet): The first thing to notice is that the solar system is mostly empty space. The planets are very small compared to the space between them.