{"id":71878,"date":"2026-08-11T02:00:40","date_gmt":"2026-08-10T23:00:40","guid":{"rendered":"https:\/\/stonenews.eu\/?p=71878"},"modified":"2026-08-11T03:57:39","modified_gmt":"2026-08-11T00:57:39","slug":"natural-stone-institute-paremvasi-stin-cal-osha-gia-tis-nees-rythmiseis-sto-pyritio-zita-epistimoniko-diachorismo-fysikoy-kai-technitoy-petromatos","status":"publish","type":"post","link":"https:\/\/stonenews.eu\/el\/natural-stone-institute-paremvasi-stin-cal-osha-gia-tis-nees-rythmiseis-sto-pyritio-zita-epistimoniko-diachorismo-fysikoy-kai-technitoy-petromatos\/","title":{"rendered":"Natural Stone Institute: \u0396\u03b7\u03c4\u03ac \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03cc \u03b4\u03b9\u03b1\u03c7\u03c9\u03c1\u03b9\u03c3\u03bc\u03cc \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03b5\u03c7\u03bd\u03b7\u03c4\u03bf\u03cd \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2"},"content":{"rendered":"<p data-path-to-node=\"4\"><b data-path-to-node=\"4\" data-index-in-node=\"0\">\u03a3\u03c4\u03bf \u03b5\u03c0\u03af\u03ba\u03b5\u03bd\u03c4\u03c1\u03bf \u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2, \u03bf\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03b9 \u03c0\u03cc\u03c1\u03bf\u03b9 \u03b1\u03c3\u03c4\u03c5\u03bd\u03cc\u03bc\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03ad\u03c4\u03c1\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b7 \u03c0\u03c1\u03cc\u03c4\u03b1\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c5\u03c0\u03bf\u03c7\u03c1\u03b5\u03c9\u03c4\u03b9\u03ba\u03ae \u03b1\u03b4\u03b5\u03b9\u03bf\u03b4\u03cc\u03c4\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03af\u03c9\u03bd \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2.<\/b><\/p>\n<p data-path-to-node=\"5\">\u03a4\u03b7\u03bd \u03b5\u03bd\u03b5\u03c1\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c3\u03c4\u03b9\u03c2 \u03b8\u03b5\u03c3\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bc\u03bf\u03c1\u03c6\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf \u03bc\u03ad\u03bb\u03bb\u03bf\u03bd \u03c4\u03b7\u03c2 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1\u03c2 \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03c0\u03b9\u03b2\u03b5\u03b2\u03b1\u03af\u03c9\u03c3\u03b5 \u03c4\u03bf <b data-path-to-node=\"5\" data-index-in-node=\"118\">Natural Stone Institute (NSI)<\/b>, \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03a3\u03c5\u03bc\u03b2\u03bf\u03c5\u03bb\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2 \u0395\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2 \u03c4\u03b7\u03c2 Cal\/OSHA \u03b3\u03b9\u03b1 \u03c4\u03bf \u03ba\u03c1\u03c5\u03c3\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03cc \u03c0\u03c5\u03c1\u03af\u03c4\u03b9\u03bf.<\/p>\n<p data-path-to-node=\"6\">\u039f \u03b4\u03b9\u03b5\u03c5\u03b8\u03cd\u03bd\u03c9\u03bd \u03c3\u03cd\u03bc\u03b2\u03bf\u03c5\u03bb\u03bf\u03c2 \u03c4\u03bf\u03c5 NSI, <b data-path-to-node=\"6\" data-index-in-node=\"31\">Jim Hieb<\/b>, \u03c5\u03c0\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b9\u03c3\u03b5 \u03c4\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b4\u03ad\u03c3\u03bc\u03b5\u03c5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03cd \u03bd\u03b1 \u03b5\u03ba\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03af \u03c4\u03b1 \u03bc\u03ad\u03bb\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03b8\u03b5\u03c3\u03bc\u03b9\u03ba\u03cc \u03b2\u03ae\u03bc\u03b1:<\/p>\n<p data-path-to-node=\"7,0\"><i data-path-to-node=\"7,0\" data-index-in-node=\"0\">\u00ab\u03a3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03c3\u03b5\u03b9 \u03c4\u03b1 \u03bc\u03ad\u03bb\u03b7 \u03bc\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1 \u03c4\u03bf\u03c5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2\u00bb<\/i>, \u03b4\u03ae\u03bb\u03c9\u03c3\u03b5 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac.<\/p>\n<h3 data-path-to-node=\"8\">\u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c7\u03c9\u03c1\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd<\/h3>\n<p data-path-to-node=\"9\">\u039c\u03af\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c3\u03b7\u03c2 \u03ae\u03c4\u03b1\u03bd \u03b7 \u03b5\u03c0\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03b7 \u03c3\u03c5\u03b3\u03ba\u03c1\u03cc\u03c4\u03b7\u03c3\u03b7 \u03bc\u03b9\u03b1\u03c2 <b data-path-to-node=\"9\" data-index-in-node=\"87\">\u03b5\u03b9\u03b4\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2 \u03c5\u03c0\u03bf\u03b5\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2<\/b>. \u0391\u03c0\u03bf\u03c3\u03c4\u03bf\u03bb\u03ae \u03c4\u03b7\u03c2 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b5\u03be\u03ad\u03c4\u03b1\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03be\u03b5\u03b9\u03b4\u03b9\u03ba\u03b5\u03c5\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03ce\u03bd \u03c0\u03bf\u03c5 \u03b1\u03c6\u03bf\u03c1\u03bf\u03cd\u03bd \u03b1\u03c0\u03bf\u03ba\u03bb\u03b5\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03c4\u03bf \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc \u03c0\u03ad\u03c4\u03c1\u03c9\u03bc\u03b1. \u0397 \u03c5\u03c0\u03bf\u03b5\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae \u03b1\u03bd\u03b1\u03bc\u03ad\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03bb\u03b7\u03b8\u03b5\u03af \u03b1\u03bc\u03ad\u03c3\u03c9\u03c2 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b7\u03bd \u03bf\u03bb\u03bf\u03ba\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2 \u039a\u03b1\u03bb\u03b9\u03c6\u03cc\u03c1\u03bd\u03b9\u03b1 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c4\u03b5\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03b1\u03c0\u03b1\u03b3\u03cc\u03c1\u03b5\u03c5\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03c6\u03b1\u03bd\u03b5\u03b9\u03ce\u03bd \u03c4\u03b5\u03c7\u03bd\u03b7\u03c4\u03bf\u03cd \u03c7\u03b1\u03bb\u03b1\u03b6\u03af\u03b1 (<i data-path-to-node=\"9\" data-index-in-node=\"414\">engineered quartz<\/i>).<\/p>\n<p data-path-to-node=\"10\">\u0397 \u03b5\u03be\u03ad\u03bb\u03b9\u03be\u03b7 \u03b1\u03c5\u03c4\u03ae \u03b8\u03b5\u03c9\u03c1\u03b5\u03af\u03c4\u03b1\u03b9 \u03ba\u03bf\u03bc\u03b2\u03b9\u03ba\u03ae, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c4\u03bf NSI \u03c5\u03c0\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03b1\u03c6\u03bf\u03cd\u03c2 \u03b4\u03b9\u03b1\u03c7\u03c9\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b8\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd, \u03b5\u03c0\u03b9\u03bc\u03ad\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03cc\u03c0\u03bf\u03b9\u03b5\u03c2 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ac \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1.<\/p>\n<h3 data-path-to-node=\"11\">\u03a0\u03c1\u03bf\u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03ba\u03b1\u03b9 \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2<\/h3>\n<p data-path-to-node=\"12\">\u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c3\u03b7\u03c2 \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03c4\u03b7\u03ba\u03b5 \u03ad\u03bd\u03c4\u03bf\u03bd\u03bf\u03c2 \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2 \u03c4\u03c9\u03bd \u03bd\u03ad\u03c9\u03bd \u03ba\u03b1\u03bd\u03cc\u03bd\u03c9\u03bd \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03ac\u03be\u03b7, \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c4\u03c9\u03bd <b data-path-to-node=\"12\" data-index-in-node=\"158\">\u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03cc\u03c1\u03c9\u03bd \u03b5\u03c0\u03b9\u03b8\u03b5\u03ce\u03c1\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c3\u03c4\u03c5\u03bd\u03cc\u03bc\u03b5\u03c5\u03c3\u03b7\u03c2<\/b> \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03b7 \u03b1\u03c1\u03bc\u03cc\u03b4\u03b9\u03b1 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1 (Cal\/OSHA).<\/p>\n<p data-path-to-node=\"13\">\u03a3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03b1\u03c5\u03c4\u03cc, \u03ba\u03b1\u03c4\u03b1\u03c4\u03ad\u03b8\u03b7\u03ba\u03b1\u03bd \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03b6\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd. \u039c\u03b5\u03c4\u03b1\u03be\u03cd \u03b1\u03c5\u03c4\u03ce\u03bd \u03be\u03b5\u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03b9 \u03b7 \u03b9\u03b4\u03ad\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae \u03b5\u03bd\u03cc\u03c2 <b data-path-to-node=\"13\" data-index-in-node=\"151\">\u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03bf\u03cd \u03c0\u03c1\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03b4\u03b5\u03b9\u03bf\u03b4\u03cc\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03af\u03c9\u03bd \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 (fabricators)<\/b>, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf, \u03c3\u03b5 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc \u03bc\u03b5 \u03b1\u03c5\u03c3\u03c4\u03b7\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03c0\u03c9\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03ba\u03ce\u03bd (<i data-path-to-node=\"13\" data-index-in-node=\"306\">slabs<\/i>), \u03b5\u03ba\u03c4\u03b9\u03bc\u03ac\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03b9\u03c3\u03c7\u03c5\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03ba\u03b1\u03b9 \u03bc\u03b1\u03ba\u03c1\u03bf\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03b7 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03bf\u03bd \u03ba\u03bb\u03ac\u03b4\u03bf.<\/p>\n<p data-path-to-node=\"14\">\u03a4\u03bf NSI \u03be\u03b5\u03ba\u03b1\u03b8\u03b1\u03c1\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03c0\u03c1\u03bf\u03c3\u03b7\u03bb\u03c9\u03bc\u03ad\u03bd\u03bf \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03ce\u03b8\u03b7\u03c3\u03b7 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03ba\u03ce\u03bd \u03c0\u03bf\u03c5 \u03b5\u03b3\u03b3\u03c5\u03ce\u03bd\u03c4\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03b6\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1 \u03cc\u03c4\u03b9 \u03c4\u03bf \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03c4\u03bf\u03c5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c5\u03c0\u03cc\u03bb\u03bf\u03b9\u03c0\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u03a3\u03c4\u03bf \u03b5\u03c0\u03af\u03ba\u03b5\u03bd\u03c4\u03c1\u03bf \u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2, \u03bf\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03b9 \u03c0\u03cc\u03c1\u03bf\u03b9 \u03b1\u03c3\u03c4\u03c5\u03bd\u03cc\u03bc\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03ad\u03c4\u03c1\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b7 \u03c0\u03c1\u03cc\u03c4\u03b1\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c5\u03c0\u03bf\u03c7\u03c1\u03b5\u03c9\u03c4\u03b9\u03ba\u03ae \u03b1\u03b4\u03b5\u03b9\u03bf\u03b4\u03cc\u03c4\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03af\u03c9\u03bd \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2. \u03a4\u03b7\u03bd \u03b5\u03bd\u03b5\u03c1\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c3\u03c4\u03b9\u03c2 \u03b8\u03b5\u03c3\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bc\u03bf\u03c1\u03c6\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf \u03bc\u03ad\u03bb\u03bb\u03bf\u03bd \u03c4\u03b7\u03c2 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1\u03c2 \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03c0\u03b9\u03b2\u03b5\u03b2\u03b1\u03af\u03c9\u03c3\u03b5 \u03c4\u03bf Natural Stone Institute (NSI), \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03a3\u03c5\u03bc\u03b2\u03bf\u03c5\u03bb\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2 \u0395\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2 \u03c4\u03b7\u03c2 Cal\/OSHA \u03b3\u03b9\u03b1 \u03c4\u03bf \u03ba\u03c1\u03c5\u03c3\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03cc \u03c0\u03c5\u03c1\u03af\u03c4\u03b9\u03bf. \u039f \u03b4\u03b9\u03b5\u03c5\u03b8\u03cd\u03bd\u03c9\u03bd [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":71875,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-71878","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Natural Stone Institute: \u0396\u03b7\u03c4\u03ac \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03cc \u03b4\u03b9\u03b1\u03c7\u03c9\u03c1\u03b9\u03c3\u03bc\u03cc \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03b5\u03c7\u03bd\u03b7\u03c4\u03bf\u03cd \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 - StoneNews.eu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/stonenews.eu\/el\/natural-stone-institute-paremvasi-stin-cal-osha-gia-tis-nees-rythmiseis-sto-pyritio-zita-epistimoniko-diachorismo-fysikoy-kai-technitoy-petromatos\/\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Natural Stone Institute: \u0396\u03b7\u03c4\u03ac \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03cc \u03b4\u03b9\u03b1\u03c7\u03c9\u03c1\u03b9\u03c3\u03bc\u03cc \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03b5\u03c7\u03bd\u03b7\u03c4\u03bf\u03cd \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 - StoneNews.eu\" \/>\n<meta property=\"og:description\" content=\"\u03a3\u03c4\u03bf \u03b5\u03c0\u03af\u03ba\u03b5\u03bd\u03c4\u03c1\u03bf \u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2, \u03bf\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03b9 \u03c0\u03cc\u03c1\u03bf\u03b9 \u03b1\u03c3\u03c4\u03c5\u03bd\u03cc\u03bc\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03ad\u03c4\u03c1\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b7 \u03c0\u03c1\u03cc\u03c4\u03b1\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c5\u03c0\u03bf\u03c7\u03c1\u03b5\u03c9\u03c4\u03b9\u03ba\u03ae \u03b1\u03b4\u03b5\u03b9\u03bf\u03b4\u03cc\u03c4\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03af\u03c9\u03bd \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2. \u03a4\u03b7\u03bd \u03b5\u03bd\u03b5\u03c1\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c3\u03c4\u03b9\u03c2 \u03b8\u03b5\u03c3\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bc\u03bf\u03c1\u03c6\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf \u03bc\u03ad\u03bb\u03bb\u03bf\u03bd \u03c4\u03b7\u03c2 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1\u03c2 \u03c0\u03b5\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03c0\u03b9\u03b2\u03b5\u03b2\u03b1\u03af\u03c9\u03c3\u03b5 \u03c4\u03bf Natural Stone Institute (NSI), \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03a3\u03c5\u03bc\u03b2\u03bf\u03c5\u03bb\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2 \u0395\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2 \u03c4\u03b7\u03c2 Cal\/OSHA \u03b3\u03b9\u03b1 \u03c4\u03bf \u03ba\u03c1\u03c5\u03c3\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03cc \u03c0\u03c5\u03c1\u03af\u03c4\u03b9\u03bf. \u039f \u03b4\u03b9\u03b5\u03c5\u03b8\u03cd\u03bd\u03c9\u03bd [&hellip;]\" \/>\n<meta property=\"og:url\" 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