{"id":"m11-2019-czerwiec-egzamin-zawodowy-pisemny/zad/20","paper_id":"m11-2019-czerwiec-egzamin-zawodowy-pisemny","number":"20","points":null,"ptype":"closed","subject":"m11","category":"egzamin-zawodowy","year":2019,"month":"czerwiec","level":null,"text":"Zadanie 20.\nDo gaszenia pożaru w kopalni podziemnej nie używa się\nA. tlenu.\nB.\nazotu.\nC.\nwody.\nD. piasku.","answer":"A, D","answer_text":"A\n40\nD","solution":null,"image":"img/m11-2019-czerwiec-egzamin-zawodowy-pisemny/zad-20.webp","solution_image":null,"topics":null,"page_from":6,"source":"ocr","answer_source":"ocr","answer_text_source":"ocr","solution_source":null,"text_source":"ocr","source_label":"M11 · Egzamin zawodowy · czerwiec 2019","subject_label":"m11","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 20.<br>Do gaszenia pożaru w kopalni podziemnej nie używa się<br>A. tlenu.<br>B.<br>azotu.<br>C.<br>wody.<br>D. piasku.</p>","answer_text_html":"<p>A<br>40<br>D</p>","solutions":[]}