Stones and animals on Mars

What kind of stones, animals or creatures you would encounter on the planet of Mars? See the model or theory of Mars by Vesa Valtonen which will help you to recognise stones, animals and possible creatures on Mars and to understand what is happening or has happened on the planet of Mars. Model or theory …

Desalinating sea water

“Salt water is desalinated to produce fresh water suitable for human consumption or irrigation. One potential byproduct of desalination is salt. Desalination is used on many seagoing ships and submarines. Most of the modern interest in desalination is focused on developing cost-effective ways of providing fresh water for human use. Along with recycled wastewater, this …