... .0, S2.5/PN 2.5, S2/PN3.24) According to DIN: 8078 / 80775) Colors: white, gray, green, orange1) ... Healthy and non-toxic, bacteriologically neutral, conforming to drinking waterstandards2) Resistant to high temperatures (110°), good impact strength (over ... heat-insulation property from minimum thermal conductivity5) Lightweight, convenient to transport and handle, good for labor-saving6) Smooth inner ...