Tafuta ' ' kupata maudhui yanayofaa , ambayo inachukua sekunde }
Neno halijajumuishwa kwenye tovuti hii 'KalinkavichyWiki kizuizi cha viwanja 16', unakaribishwa kuunda :)
Muhtasari:The accumulation of organic impurities caused by decomposition products and the pollution of some other metal impurities[Soma maandishi yote]