The Heat Balance of the Human Body
Introduction Our model of the climate involved balancing the energy gathered from the Sun verses the energy radiated away. This is simply a balance of the energy intake of a…
Human comfort in buildings
Introduction One of the most important considerations when designing a building is the extent to which it provides an environment that is comfortable for its occupants. Comfort in the built environment is affected by a great number of different factors which can, if…
Main principles of pumps selection
Selection of the pumping equipment is a crucial point that determines both process parameters and in-use performance of the unit under development. During selection of the type of pump three…
What Are Sanitary Landfills?
When you throw away half-eaten food or a broken item, do you ever think about what happens next? For most people, once an item goes in the trashcan, it is…
Waste Collection
1. House-to-House: Waste collectors visit each individual house to collect garbage. The user generally pays a fee for this service. 2. Community Bins: Users bring their garbage to community bins…
COMPONENTS OF A RAINWATER HARVESTING SYSTEM
A rainwater harvesting system comprises components of various stages - transporting rainwater through pipes or drains, filtration, and storage in tanks for reuse or recharge. The common components of a…
What is the difference between sewer and stormwater drainage?
We are often surprised that most households are not aware of the difference between their sewer drainage and their stormwater drainage. So we have made it our number one priority…
Septic tank
A septic tank is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater (sewage) flows for basic treatment.Settling and anaerobic processes reduce solids and organics, but the treatment efficiency is only…
Storm water drainage
Discharge into storm water channels or pipes Where a storm water pipe or ditch exists within reasonable distance of the property on a building site, the drainage from the roof…
What manholes and water valves
Manholes Manholes are round doorways into the City's water, stormwater, and sanitary sewers. The City's water & sewer crews access manholes to inspect and maintain the pipes that carry water,…
