That is, why not create rectangular pistons? As I understand it, objects subject to thermal expansion may expand disproportionately along longest sides. But engineers could devise a square piston and cylinder, right? Why no departure from the convention here

How do I apply for a construction job in Henderson NV? Do I go to each construction LT group or is there a specific las vegas/henderson state building I go to?

I have a friend who has his own construction company and has finalized a project needs a letter that sz that the project is finished and that there is no charges and fees. can some one help me write a letter for my friend. Many other projects have been undertaken, but yours was actually…

Jayan Chacko asked: I recently joined a Construction Company, Its major work involves Road Construction, Sewer Network Construction etc. However i do not have any background in civil engineering and did my engineerin in Industrial Production. Where can i find appropriate books to make myself apt with Civil Engineering topics relevant to Road Construction…

Chris asked: New crops have been developed by transferring the genes of one crop into another. This produces proteins usually only found in the donor. How can other new technology, specifically biotechnology, help preserve biodiversity of plants and animals?