At 47th International Kolkata Book Fair, January 18-31, British structural engineer Roma Agrawal talks about her new book ‘Nuts and Bolts’ on small inventions that made possible complex machines: nail, wheel, spring, magnet, lens, string, pump
Experts say that there is a constant need for quality control during each and every construction stage. However, there are often cases where builders compromise on their construction quality to cut down rising costs.