| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| Engineerjaykumar | "I prefer to construct a light light weight concrete block house in which we make a air flow filter, then continuously regulate and observe the air ..." | Read more » | over 3 years ago | |||
| Engineerjaykumar | "I think this frac sand mine in western Wisconsin want quarry the rocks for the manufacture of cement, because as demand of the cement for concrete ..." | Read more » | almost 4 years ago | |||
| Engineerjaykumar | "The expert view is so interesting. " | Read more » | almost 4 years ago | |||
| Engineerjaykumar | "We breathe in 20,000 breaths each day, according to the American Lung Association, 90 percent of which occur indoors. The air inside of our homes i..." | Read more » | about 4 years ago | |||
| Engineerjaykumar | " I am telling a advice about to use the Perfect construction technology and proper Admixtures in concrete , if well is constructed with concrete , ..." | Read more » | about 4 years ago | |||
| Engineerjaykumar | "There is so many test for this these are: Nitrate can be removed from drinking water by three methods: distillation, reverse osmosis, and ion excha..." | Read more » | over 4 years ago |