Question: Why does concrete get hot when it is curing? Answer: Simply put, water plus aggregates (gravel, sand, stone), plus cement (such as Portland cement) start a chain of chemical reactions called ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Sealing materials play an important role in the safety of coal mine production. To ...

2 Recently, a calcium silicate-based intracanal medication, Bio-C Temp®, was developed. Calcium silicate-based materials, commonly referred to as bioceramics or hydraulic cements, are derived from ...

Aim This study aimed to evaluate the millimeter distances and active tip diameters of different periodontal probes. Methods Two types of periodontal probes were analyzed (North Carolina (15-UNC) and ...