Black, tarry stools. blood in urine or stools. cough or hoarseness. fever or chills. lower back or side pain. painful or difficult urination. pinpoint red spots on skin. unusual bleeding or bruising.
Builder's Sand. Builder's Sand, also known as Plasterer's, Mason, or Bricklayer's Sand is a finer grade sand with smaller particles. It's often mixed with water and cement to make mortar for laying bricks/blocks. Ï scale - 3 to 2. Size range - 125â250 Âµm (0.0049â0.010 in)
Glen-Gery molded bricks are often referred to as 'sand struck' meaning that sand is used as a lubricant to release the clay from the molds and as a way to provide different colors. These sand-struck brick are produced with varying degrees of sand on all surfaces except one bedding surface.