Check pH Level. You want the pH of your new concrete to be 9 or less for good adhesion. Test the pH level of new concrete by applying distilled water to the slab. Wait 60 seconds and dip a strip of pH indicator paper in the water. The color will change.
Of course, there's a lot of variation by discipline and major. Average 2015 starting salary projections from the group range from $80,600 for petroleum engineering majors, for example, down to $43,852 for liberal arts/ general studies grads.verage 2015 starting salary projections from the group range from $80,600 for petroleum engineering majors, for example, down to $43,852 for liberal arts/ general studies grads.
Jobs in Project Management commanded the highest average starting monthly salary for graduates (S$2,906), followed by Engineering (S$2,885) and Research & Development (S$2,788).The survey also showed that employers place a premium on candidates who graduated with First Class Honors over average degree holders is 11.5%.he survey was conducted in 2012. According to Hay Group, graduates from the class of 2012 saw their average starting monthly salary begin at S$2,688 for those who graduated without Honors and S$2,776 as well as S$2,843 for those who graduated with either Second Lower or Second Upper Honors.