To detect heart sounds, the patient should be lying down and examined in a quiet room. Left-sided S3 is best heard at the apex of the heart (the lower pointed end of the heart) with the patient lying on his left side. It is a low-pitched sound and heard best using the bell of the stethoscope with light pressure.
Adorable animal families that will make you aww. Polystyrene is a type of polymer with thermoplastic properties produced from the petroleum-derived monomer, styrene. In solid form, it is a colorless and rigid plastic, but it may also be returned to a liquid state by heating, and used again for molding or extrusion.
Expanded Polystyrene (EPS) is the generic industry name for the white rigid material made by expanding polystyrene beads with steam and pressure to bond the beads together to form blocks or to shape molds.EPS is also used in the construction industry for insulation and void fill.xpanded Polystyrene (EPS) is the generic industry name for the white rigid material made by expanding polystyrene beads with steam and pressure to bond the beads together to form blocks or to shape molds.