Seretse se omileng ke motsoako oa lisebelisoa tsa samente (samente, molora oa fofa, phofo ea slag, joalo-joalo), li-aggregate tse khethehileng tse hlophisitsoeng (lehlabathe la quartz, corundum, joalo-joalo, 'me ka linako tse ling li hloka likarolo tse bobebe tse kang ceramsite, polystyrene e atolositsoeng, jj. ) Li-granules, perlite e atolositsoeng, vermicu e atolositsoeng ...
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