Instead, lab tests found the substance was trisodium phosphate - a compound commonly used as a cleaning agent. Somsak Thepsuthin said a "technical error" in field testing had led to the initial ...

You can’t scrub oil and grease stains away. The trick is to draw them up out of the concrete with trisodium phosphate (or a ...

Unlike retiling your kitchen floor, painting a room is a doable task that even renovation novices can tackle in one weekend.