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.
Nearly three quarters of its 563 graduates are employed while 15% are in graduate school. The majority whoâve found jobs landed impressive starting salaries. Computer science majors, on average, were hired at $71,500, while the high salary for that major was $102,000. Chemical engineers also did well, with average starting salaries of $72,100 and a high of $100,000.