Concrete mix design is an important step before proportioning a mix proportioning. In this context, importance of concrete mix design explained and comparison Indian standard code 10262 is provided.
The rooftop rainwater harvesting is the alternative source of the water which is used for the drinking purpose, toilet flushing, and washing cloths, etc. so that studies regarding the water quality should be done for the use of this water for the above mentioned various purposes. Various treatments and disinfection will be required prior to release of roof runoff water either into surface water or for direct consumption usage. For microbial contamination, current proposed standards and guidelines regarding this type of water vary widely worldwide.
Content of post informs reader the basic concept of hardness in water. Reader may calculate the hardness of water using calculator at end of post.
Current pandemic situation demands the new study dimension and that also in short time span. This article just presents question to new dimension to be study at earliest.
The post present the abstract of the genetically modified organism (GMO) which are tremendously coming under food chain. This GMO causing serious threat to health of human.