Marka ay timaado in laga wada hadlo balaastiigga, waxaa badanaa jira fikrad khaldan oo ah in dhammaan balaastiiggu ay si dabiici ah waxyeelo u geystaan deegaanka. Si kastaba ha ahaatee, dhammaan balaastikada looma wada abuurin si siman. Bacaha Polyethylene (PE), oo caadi ahaan loo isticmaalo alaabada sida bacaha ziblock, bacaha jilbaha, bacaha PE, iyo bacaha wax iibsiga, off ...
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